Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2005-2006 Dodge Dakota Laramie 2004-2006 Dodge Dakota SLT 2004 Dodge Dakota SLT Plus 2004-2005 Dodge Dakota Sport 2004 Dodge Dakota Sport Plus 2005-2006 Dodge Dakota ST 2004,2006-2007 Dodge Ram 1500 Laramie 2004-2007 Dodge Ram 1500 SLT 2004-2007 Dodge Ram 1500 ST 2006-2007 Dodge Ram 1500 TRX4

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2004-2005 Dodge Ram 1500 SRT-10

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2004-2005 Dodge Ram 1500 SRT-10

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2003-2008 Dodge Ram 1500 Laramie 2003-2008 Dodge Ram 1500 SLT 2006-2007 Dodge Ram 1500 Sport 2003-2008 Dodge Ram 1500 ST 2008 Dodge Ram 1500 SXT 2006-2007 Dodge Ram 1500 TRX4 2005 Dodge Ram 2500 Laramie 2004-2005 Dodge Ram 2500 SLT 2004-2005 Dodge Ram 2500 ST 2004-2005 Dodge Ram 3500 Laramie 2004-2005 Dodge Ram 3500 SLT 2004-2005 Dodge Ram 3500 ST

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003 Dodge Ram 2500 Laramie 2003 Dodge Ram 2500 SLT 2003 Dodge Ram 2500 ST 2003 Dodge Ram 3500 Laramie 2003 Dodge Ram 3500 SLT 2003 Dodge Ram 3500 ST

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003 Dodge Ram 1500 Laramie 2002-2003 Dodge Ram 1500 SLT 2002-2003 Dodge Ram 1500 ST

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2003 Dodge Ram 1500 Laramie 2002-2003 Dodge Ram 1500 SLT 2002-2003 Dodge Ram 1500 ST

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2000-2003 Dodge Dakota Base 2000-2003 Dodge Dakota SLT 2000-2003 Dodge Dakota Sport

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2000-2003 Dodge Dakota Base 2000-2003 Dodge Dakota SLT 2000-2003 Dodge Dakota Sport

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 1996-2002 Dodge Ram 2500 Base 1996-2002 Dodge Ram 3500 Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 1996-2002 Dodge Ram 2500 Base 1996-2002 Dodge Ram 3500 Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 1996-1999 Dodge Dakota Base 1998-2003 Dodge Dakota R/T 1996-2003 Dodge Dakota SLT 1996-2003 Dodge Dakota Sport 1996 Dodge Dakota WS 1998-2001 Dodge Durango Base 2000-2003 Dodge Durango R/T 1998-2003 Dodge Durango SLT 1999-2000,2002-2003 Dodge Durango SLT Plus 2000,2002-2003 Dodge Durango Sport 2003 Dodge Durango SXT 1996 Dodge Ram 1500 Base 1997-2001,2003 Dodge Ram 1500 Laramie 1997 Dodge Ram 1500 LT 2001-2003 Dodge Ram 1500 SLT 1997-2001 Dodge Ram 1500 Sport 1997-1998 Dodge Ram 1500 SS/T 5.9L 1997-2003 Dodge Ram 1500 ST

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2005-2006 Ford F-250 Super Duty King Ranch 2005-2006 Ford F-250 Super Duty Lariat 2005-2006 Ford F-250 Super Duty XL 2005-2006 Ford F-250 Super Duty XLT 2005-2006 Ford F-350 Super Duty King Ranch 2005-2006 Ford F-350 Super Duty Lariat 2005-2006 Ford F-350 Super Duty XL 2005-2006 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2005-2006 Ford F-250 Super Duty King Ranch 2005-2006 Ford F-250 Super Duty Lariat 2005-2006 Ford F-250 Super Duty XL 2005-2006 Ford F-250 Super Duty XLT 2005-2006 Ford F-350 Super Duty King Ranch 2005-2006 Ford F-350 Super Duty Lariat 2005-2006 Ford F-350 Super Duty XL 2005-2006 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2006-2010 Ford Expedition Eddie Bauer 2007-2010 Ford Expedition EL Eddie Bauer 2008-2010 Ford Expedition EL King Ranch 2007-2010 Ford Expedition EL Limited 2007-2010 Ford Expedition EL XLT 2008 Ford Expedition Funkmaster Flex Edition 2006,2008-2010 Ford Expedition King Ranch 2006-2010 Ford Expedition Limited 2006 Ford Expedition XLS 2006-2010 Ford Expedition XLT 2006 Ford Expedition XLT Sport 2007-2008,2010 Ford F-150 FX2 2004-2010 Ford F-150 FX4 2006-2008,2010 Ford F-150 Harley-Davidson Edition 2005-2010 Ford F-150 King Ranch 2004-2010 Ford F-150 Lariat 2008 Ford F-150 Limited 2009-2010 Ford F-150 Platinum 2010 Ford F-150 SVT Raptor 2008 Ford F-150 THE 60TH ANNIVERSARY EDITION 2004-2010 Ford F-150 XL 2004-2010 Ford F-150 XLT 2006-2007 Lincoln Mark LT Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2006-2010 Ford Expedition Eddie Bauer 2007-2010 Ford Expedition EL Eddie Bauer 2008-2010 Ford Expedition EL King Ranch 2007-2010 Ford Expedition EL Limited 2007-2010 Ford Expedition EL XLT 2008 Ford Expedition Funkmaster Flex Edition 2006,2008-2010 Ford Expedition King Ranch 2006-2010 Ford Expedition Limited 2006 Ford Expedition XLS 2006-2010 Ford Expedition XLT 2006 Ford Expedition XLT Sport 2007-2008,2010 Ford F-150 FX2 2004-2010 Ford F-150 FX4 2006-2008,2010 Ford F-150 Harley-Davidson Edition 2005-2010 Ford F-150 King Ranch 2004-2010 Ford F-150 Lariat 2008 Ford F-150 Limited 2009-2010 Ford F-150 Platinum 2010 Ford F-150 SVT Raptor 2008 Ford F-150 THE 60TH ANNIVERSARY EDITION 2004-2010 Ford F-150 XL 2004-2010 Ford F-150 XLT 2006-2007 Lincoln Mark LT Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 1997-2003 Ford Expedition Eddie Bauer 1997-2003 Ford Expedition XLT 1997-2000 Ford F-150 Base 2000-2003 Ford F-150 Harley-Davidson Edition 2001-2003 Ford F-150 King Ranch 1997-2003 Ford F-150 Lariat 1999-2003 Ford F-150 Lightning 1997-2003 Ford F-150 XL 1997-2003 Ford F-150 XLT 2004 Ford F-150 Heritage SVT Lightning 2004 Ford F-150 Heritage XL 2004 Ford F-150 Heritage XLT 1997-1999 Ford F-250 Base 1997-1999 Ford F-250 Lariat 1997-1999 Ford F-250 XL 1997-1999 Ford F-250 XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 1997-2003 Ford Expedition Eddie Bauer 1997-2003 Ford Expedition XLT 1997-2000 Ford F-150 Base 2000-2003 Ford F-150 Harley-Davidson Edition 2001-2003 Ford F-150 King Ranch 1997-2003 Ford F-150 Lariat 1999-2003 Ford F-150 Lightning 1997-2003 Ford F-150 XL 1997-2003 Ford F-150 XLT 2004 Ford F-150 Heritage SVT Lightning 2004 Ford F-150 Heritage XL 2004 Ford F-150 Heritage XLT 1997-1999 Ford F-250 Base 1997-1999 Ford F-250 Lariat 1997-1999 Ford F-250 XL 1997-1999 Ford F-250 XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2014-2016 Cadillac Escalade Base 2014-2016 Cadillac Escalade Luxury 2014-2016 Cadillac Escalade Platinum 2014-2016 Cadillac Escalade Premium 2016 Chevrolet Silverado 1500 Custom 2014-2016 Chevrolet Silverado 1500 High Country 2015-2016 Chevrolet Silverado 1500 LS 2014-2016 Chevrolet Silverado 1500 LT 2014-2016 Chevrolet Silverado 1500 LTZ 2015-2016 Chevrolet Silverado 1500 SSV 2014-2016 Chevrolet Silverado 1500 WT 2015-2016 Chevrolet Tahoe LS 2015-2016 Chevrolet Tahoe LT 2015-2016 Chevrolet Tahoe LTZ 2015-2016 Chevrolet Tahoe PPV 2015-2016 Chevrolet Tahoe SSV 2014-2016 GMC Sierra 1500 Base 2014-2016 GMC Sierra 1500 Denali 2014-2016 GMC Sierra 1500 SLE 2014-2016 GMC Sierra 1500 SLT 2015-2016 GMC Yukon Denali 2015-2016 GMC Yukon SLE 2015-2016 GMC Yukon SLT 2015-2016 GMC Yukon XL SLE 2015-2016 GMC Yukon XL SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2014-2016 Cadillac Escalade Base 2014-2016 Cadillac Escalade Luxury 2014-2016 Cadillac Escalade Platinum 2014-2016 Cadillac Escalade Premium 2016 Chevrolet Silverado 1500 Custom 2014-2016 Chevrolet Silverado 1500 High Country 2015-2016 Chevrolet Silverado 1500 LS 2014-2016 Chevrolet Silverado 1500 LT 2014-2016 Chevrolet Silverado 1500 LTZ 2015-2016 Chevrolet Silverado 1500 SSV 2014-2016 Chevrolet Silverado 1500 WT 2015-2016 Chevrolet Tahoe LS 2015-2016 Chevrolet Tahoe LT 2015-2016 Chevrolet Tahoe LTZ 2015-2016 Chevrolet Tahoe PPV 2015-2016 Chevrolet Tahoe SSV 2014-2016 GMC Sierra 1500 Base 2014-2016 GMC Sierra 1500 Denali 2014-2016 GMC Sierra 1500 SLE 2014-2016 GMC Sierra 1500 SLT 2015-2016 GMC Yukon Denali 2015-2016 GMC Yukon SLE 2015-2016 GMC Yukon SLT 2015-2016 GMC Yukon XL SLE 2015-2016 GMC Yukon XL SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2011 Chevrolet Silverado 2500 HD LT 2011 Chevrolet Silverado 2500 HD LTZ 2011 Chevrolet Silverado 2500 HD WT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Installation InstructionsCertificate of OriginWarrantyThis Part Fits: Year Make Model Submodel 2011 Chevrolet Silverado 2500 HD LT 2011 Chevrolet Silverado 2500 HD LTZ 2011 Chevrolet Silverado 2500 HD WT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2004 Chevrolet Avalanche 2500 Base 2005-2006 Chevrolet Avalanche 2500 LS 2005-2006 Chevrolet Avalanche 2500 LT 2004-2005 Chevrolet Silverado 2500 HD Base 2004-2005 Chevrolet Silverado 2500 HD LS 2004-2005 Chevrolet Silverado 2500 HD LT 2004-2005 Chevrolet Silverado 2500 HD WT 2004-2005 Chevrolet Silverado 3500 Base 2004-2005 Chevrolet Silverado 3500 LS 2004-2005 Chevrolet Silverado 3500 LT 2004 Chevrolet Silverado 3500 WT 2004-2005 Chevrolet Suburban 2500 LS 2004-2005 Chevrolet Suburban 2500 LT 2004-2005 GMC Sierra 2500 HD Base 2004-2005 GMC Sierra 2500 HD SLE 2004-2005 GMC Sierra 2500 HD SLT 2004-2005 GMC Sierra 2500 HD WT 2004-2005 GMC Sierra 3500 Base 2004-2005 GMC Sierra 3500 SLE 2004-2005 GMC Sierra 3500 SLT 2004-2005 GMC Sierra 3500 WT 2004-2005 GMC Yukon XL 2500 SLE 2004-2005 GMC Yukon XL 2500 SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2004 Chevrolet Avalanche 2500 Base 2005-2006 Chevrolet Avalanche 2500 LS 2005-2006 Chevrolet Avalanche 2500 LT 2004-2005 Chevrolet Silverado 2500 HD Base 2004-2005 Chevrolet Silverado 2500 HD LS 2004-2005 Chevrolet Silverado 2500 HD LT 2004-2005 Chevrolet Silverado 2500 HD WT 2004-2005 Chevrolet Silverado 3500 Base 2004-2005 Chevrolet Silverado 3500 LS 2004-2005 Chevrolet Silverado 3500 LT 2004 Chevrolet Silverado 3500 WT 2004-2005 Chevrolet Suburban 2500 LS 2004-2005 Chevrolet Suburban 2500 LT 2004-2005 GMC Sierra 2500 HD Base 2004-2005 GMC Sierra 2500 HD SLE 2004-2005 GMC Sierra 2500 HD SLT 2004-2005 GMC Sierra 2500 HD WT 2004-2005 GMC Sierra 3500 Base 2004-2005 GMC Sierra 3500 SLE 2004-2005 GMC Sierra 3500 SLT 2004-2005 GMC Sierra 3500 WT 2004-2005 GMC Yukon XL 2500 SLE 2004-2005 GMC Yukon XL 2500 SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2002-2003 Chevrolet Avalanche 2500 Base 2001-2003 Chevrolet Silverado 2500 HD Base 2001-2003 Chevrolet Silverado 2500 HD LS 2001-2003 Chevrolet Silverado 2500 HD LT 2001-2003 Chevrolet Silverado 3500 Base 2001-2003 Chevrolet Silverado 3500 LS 2001-2003 Chevrolet Silverado 3500 LT 2001 Chevrolet Suburban 2500 Base 2001-2003 Chevrolet Suburban 2500 LS 2001-2003 Chevrolet Suburban 2500 LT 2002-2003 GMC Sierra 2500 HD Base 2001-2002 GMC Sierra 2500 HD SL 2001-2003 GMC Sierra 2500 HD SLE 2001-2003 GMC Sierra 2500 HD SLT 2003 GMC Sierra 2500 HD WT 2002-2003 GMC Sierra 3500 Base 2001-2002 GMC Sierra 3500 SL 2001-2003 GMC Sierra 3500 SLE 2001-2003 GMC Sierra 3500 SLT 2001-2003 GMC Yukon XL 2500 SLE 2001-2003 GMC Yukon XL 2500 SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2002-2003 Chevrolet Avalanche 2500 Base 2001-2003 Chevrolet Silverado 2500 HD Base 2001-2003 Chevrolet Silverado 2500 HD LS 2001-2003 Chevrolet Silverado 2500 HD LT 2001-2003 Chevrolet Silverado 3500 Base 2001-2003 Chevrolet Silverado 3500 LS 2001-2003 Chevrolet Silverado 3500 LT 2001 Chevrolet Suburban 2500 Base 2001-2003 Chevrolet Suburban 2500 LS 2001-2003 Chevrolet Suburban 2500 LT 2002-2003 GMC Sierra 2500 HD Base 2001-2002 GMC Sierra 2500 HD SL 2001-2003 GMC Sierra 2500 HD SLE 2001-2003 GMC Sierra 2500 HD SLT 2003 GMC Sierra 2500 HD WT 2002-2003 GMC Sierra 3500 Base 2001-2002 GMC Sierra 3500 SL 2001-2003 GMC Sierra 3500 SLE 2001-2003 GMC Sierra 3500 SLT 2001-2003 GMC Yukon XL 2500 SLE 2001-2003 GMC Yukon XL 2500 SLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2002-2005,2007-2013 Cadillac Escalade Base 2011-2013 Cadillac Escalade Luxury 2008-2013 Cadillac Escalade Platinum 2011-2013 Cadillac Escalade Premium 2007-2013 Cadillac Escalade ESV Base 2011-2013 Cadillac Escalade ESV Luxury 2008-2013 Cadillac Escalade ESV Platinum 2011-2013 Cadillac Escalade ESV Premium 2007-2013 Cadillac Escalade EXT Base 2011-2013 Cadillac Escalade EXT Luxury 2011-2013 Cadillac Escalade EXT Premium 2013 Chevrolet Avalanche Black Diamond LS 2013 Chevrolet Avalanche Black Diamond LT 2013 Chevrolet Avalanche Black Diamond LTZ 2007-2012 Chevrolet Avalanche LS 2007-2012 Chevrolet Avalanche LT 2007-2012 Chevrolet Avalanche LTZ 2002-2005 Chevrolet Avalanche 1500 Base 2005-2006 Chevrolet Avalanche 1500 LS 2005-2006 Chevrolet Avalanche 1500 LT 2002-2003 Chevrolet Avalanche 1500 North Face 2002-2003 Chevrolet Avalanche 1500 On Road Edition 2003 Chevrolet Avalanche 1500 WBH 2004-2006 Chevrolet Avalanche 1500 Z66 2002-2006 Chevrolet Avalanche 1500 Z71 2002-2005 Chevrolet Silverado 1500 Base 2004-2006,2009-2012 Chevrolet Silverado 1500 Hybrid 2002-2013 Chevrolet Silverado 1500 LS 2002-2013 Chevrolet Silverado 1500 LT 2007-2013 Chevrolet Silverado 1500 LTZ 2002-2013 Chevrolet Silverado 1500 WT 2010-2013 Chevrolet Silverado 1500 XFE 2004 Chevrolet Silverado 1500 Z71 2005 Chevrolet Silverado 1500 Z71 Off-Road 2007 Chevrolet Silverado 1500 Classic Hybrid 2007 Chevrolet Silverado 1500 Classic LS 2007 Chevrolet Silverado 1500 Classic LT 2007 Chevrolet Silverado 1500 Classic WT 2006 Chevrolet Suburban 1500 Base 2002-2014 Chevrolet Suburban 1500 LS 2002-2014 Chevrolet Suburban 1500 LT 2007-2014 Chevrolet Suburban 1500 LTZ 2002-2007 Chevrolet Suburban 1500 Z71 2006 Chevrolet Tahoe Base 2008-2010,2012-2013 Chevrolet Tahoe Hybrid 2002-2014 Chevrolet Tahoe LS 2002-2014 Chevrolet Tahoe LT 2007-2014 Chevrolet Tahoe LTZ 2007-2014 Chevrolet Tahoe PPV 2012-2014 Chevrolet Tahoe SSV 2002-2006 Chevrolet Tahoe Z71 2002-2005 GMC Sierra 1500 Base 2010-2013 GMC Sierra 1500 Denali 2002 GMC Sierra 1500 HT 2005-2006,2009-2010,2012 GMC Sierra 1500 Hybrid 2002-2003,2006-2013 GMC Sierra 1500 SL 2002-2013 GMC Sierra 1500 SLE 2002-2013 GMC Sierra 1500 SLT 2002-2013 GMC Sierra 1500 WT 2010-2013 GMC Sierra 1500 XFE 2007 GMC Sierra 1500 Classic Hybrid 2007 GMC Sierra 1500 Classic SL 2007 GMC Sierra 1500 Classic SLE 2007 GMC Sierra 1500 Classic SLT 2007 GMC Sierra 1500 Classic WT 2007-2013 GMC Yukon Denali 2010,2012-2013 GMC Yukon Denali Hybrid 2008-2010,2012-2013 GMC Yukon Hybrid 2006 GMC Yukon SL 2002-2014 GMC Yukon SLE 2002-2014 GMC Yukon SLT 2007-2013 GMC Yukon XL 1500 Denali 2006 GMC Yukon XL 1500 SL 2002-2010,2012-2013 GMC Yukon XL 1500 SLE 2002-2013 GMC Yukon XL 1500 SLT 2007-2009 Hummer H2 Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2002-2005,2007-2013 Cadillac Escalade Base 2011-2013 Cadillac Escalade Luxury 2008-2013 Cadillac Escalade Platinum 2011-2013 Cadillac Escalade Premium 2007-2013 Cadillac Escalade ESV Base 2011-2013 Cadillac Escalade ESV Luxury 2008-2013 Cadillac Escalade ESV Platinum 2011-2013 Cadillac Escalade ESV Premium 2007-2013 Cadillac Escalade EXT Base 2011-2013 Cadillac Escalade EXT Luxury 2011-2013 Cadillac Escalade EXT Premium 2013 Chevrolet Avalanche Black Diamond LS 2013 Chevrolet Avalanche Black Diamond LT 2013 Chevrolet Avalanche Black Diamond LTZ 2007-2012 Chevrolet Avalanche LS 2007-2012 Chevrolet Avalanche LT 2007-2012 Chevrolet Avalanche LTZ 2002-2005 Chevrolet Avalanche 1500 Base 2005-2006 Chevrolet Avalanche 1500 LS 2005-2006 Chevrolet Avalanche 1500 LT 2002-2003 Chevrolet Avalanche 1500 North Face 2002-2003 Chevrolet Avalanche 1500 On Road Edition 2003 Chevrolet Avalanche 1500 WBH 2004-2006 Chevrolet Avalanche 1500 Z66 2002-2006 Chevrolet Avalanche 1500 Z71 2002-2005 Chevrolet Silverado 1500 Base 2004-2006,2009-2012 Chevrolet Silverado 1500 Hybrid 2002-2013 Chevrolet Silverado 1500 LS 2002-2013 Chevrolet Silverado 1500 LT 2007-2013 Chevrolet Silverado 1500 LTZ 2002-2013 Chevrolet Silverado 1500 WT 2010-2013 Chevrolet Silverado 1500 XFE 2004 Chevrolet Silverado 1500 Z71 2005 Chevrolet Silverado 1500 Z71 Off-Road 2007 Chevrolet Silverado 1500 Classic Hybrid 2007 Chevrolet Silverado 1500 Classic LS 2007 Chevrolet Silverado 1500 Classic LT 2007 Chevrolet Silverado 1500 Classic WT 2006 Chevrolet Suburban 1500 Base 2002-2014 Chevrolet Suburban 1500 LS 2002-2014 Chevrolet Suburban 1500 LT 2007-2014 Chevrolet Suburban 1500 LTZ 2002-2007 Chevrolet Suburban 1500 Z71 2006 Chevrolet Tahoe Base 2008-2010,2012-2013 Chevrolet Tahoe Hybrid 2002-2014 Chevrolet Tahoe LS 2002-2014 Chevrolet Tahoe LT 2007-2014 Chevrolet Tahoe LTZ 2007-2014 Chevrolet Tahoe PPV 2012-2014 Chevrolet Tahoe SSV 2002-2006 Chevrolet Tahoe Z71 2002-2005 GMC Sierra 1500 Base 2010-2013 GMC Sierra 1500 Denali 2002 GMC Sierra 1500 HT 2005-2006,2009-2010,2012 GMC Sierra 1500 Hybrid 2002-2003,2006-2013 GMC Sierra 1500 SL 2002-2013 GMC Sierra 1500 SLE 2002-2013 GMC Sierra 1500 SLT 2002-2013 GMC Sierra 1500 WT 2010-2013 GMC Sierra 1500 XFE 2007 GMC Sierra 1500 Classic Hybrid 2007 GMC Sierra 1500 Classic SL 2007 GMC Sierra 1500 Classic SLE 2007 GMC Sierra 1500 Classic SLT 2007 GMC Sierra 1500 Classic WT 2007-2013 GMC Yukon Denali 2010,2012-2013 GMC Yukon Denali Hybrid 2008-2010,2012-2013 GMC Yukon Hybrid 2006 GMC Yukon SL 2002-2014 GMC Yukon SLE 2002-2014 GMC Yukon SLT 2007-2013 GMC Yukon XL 1500 Denali 2006 GMC Yukon XL 1500 SL 2002-2010,2012-2013 GMC Yukon XL 1500 SLE 2002-2013 GMC Yukon XL 1500 SLT 2007-2009 Hummer H2 Base

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty Harley-Davidson Edition 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2004 Ford F-350 Super Duty Harley-Davidson Edition 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty Harley-Davidson Edition 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2004 Ford F-350 Super Duty Harley-Davidson Edition 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginInstallation InstructionsWarrantyThis Part Fits: Year Make Model Submodel 2003-2005 Ford Excursion Eddie Bauer 2000-2005 Ford Excursion Limited 2004-2005 Ford Excursion XLS 2000-2005 Ford Excursion XLT 2004 Ford F-250 Super Duty Harley-Davidson Edition 2004 Ford F-250 Super Duty King Ranch 1999-2004 Ford F-250 Super Duty Lariat 1999-2004 Ford F-250 Super Duty XL 1999-2004 Ford F-250 Super Duty XLT 2004 Ford F-350 Super Duty Harley-Davidson Edition 2003-2004 Ford F-350 Super Duty King Ranch 1999-2004 Ford F-350 Super Duty Lariat 1999-2004 Ford F-350 Super Duty XL 1999-2004 Ford F-350 Super Duty XLT

Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.Certificate of OriginWarrantyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2002 Cadillac Escalade Base 2001-2002 Chevrolet Silverado 1500 HD LS 2001-2002 Chevrolet Silverado 1500 HD LT 1999-2002 Chevrolet Silverado 2500 Base 1999-2002 Chevrolet Silverado 2500 LS 1999-2002 Chevrolet Silverado 2500 LT 2001-2002 Chevrolet Silverado 2500 HD Base 2001-2002 Chevrolet Silverado 2500 HD LS 2001-2002 Chevrolet Silverado 2500 HD LT 2001-2002 Chevrolet Silverado 3500 Base 2001-2002 Chevrolet Silverado 3500 LS 2001-2002 Chevrolet Silverado 3500 LT 2000-2001 Chevrolet Suburban 2500 Base 2000-2002 Chevrolet Suburban 2500 LS 2000-2002 Chevrolet Suburban 2500 LT 2001-2002 GMC Sierra 1500 HD SLE 2001-2002 GMC Sierra 1500 HD SLT 2002 GMC Sierra 2500 Base 1999-2002 GMC Sierra 2500 SL 1999-2002 GMC Sierra 2500 SLE 1999-2002 GMC Sierra 2500 SLT 2002 GMC Sierra 2500 HD Base 2001-2002 GMC Sierra 2500 HD SL 2001-2002 GMC Sierra 2500 HD SLE 2001-2002 GMC Sierra 2500 HD SLT 2002 GMC Sierra 3500 Base 2001-2002 GMC Sierra 3500 SL 2001-2002 GMC Sierra 3500 SLE 2001-2002 GMC Sierra 3500 SLT 2001-2002 GMC Yukon Denali 2000-2002 GMC Yukon XL 2500 SLE 2000-2002 GMC Yukon XL 2500 SLT