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 in. Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.
Performance Header; Stainless
With EGR Fitting; With Out Air Injection; automatic only.
- Heavy Duty 3/8 in. Thick Laser Cut Port Flanges
- Heavy Duty 409L Stainless 16 Gauge Tubing
- Premium Gaskets and Hardware
- Uses OEM Style Connections
- Mandrel Bent Tubing
- No Welding Required
Fitment:
Chevrolet Avalanche 2500 Base 2002 to 2003
Chevrolet Silverado 2500 HD Base 2001 to 2003
Chevrolet Silverado 2500 HD LS 2001 to 2003
Chevrolet Silverado 2500 HD LT 2001 to 2003
Chevrolet Silverado 3500 Base 2001 to 2003
Chevrolet Silverado 3500 LS 2001 to 2003
Chevrolet Silverado 3500 LT 2001 to 2003
Chevrolet Suburban 2500 Base 2001
Chevrolet Suburban 2500 LS 2001 to 2003
Chevrolet Suburban 2500 LT 2001 to 2003
GMC Sierra 2500 HD Base 2002 to 2003
GMC Sierra 2500 HD SL 2001 to 2002
GMC Sierra 2500 HD SLE 2001 to 2003
GMC Sierra 2500 HD SLT 2001 to 2003
GMC Sierra 2500 HD WT 2003
GMC Sierra 3500 Base 2002 to 2003
GMC Sierra 3500 SL 2001 to 2002
GMC Sierra 3500 SLE 2001 to 2003
GMC Sierra 3500 SLT 2001 to 2003
GMC Yukon XL 2500 SLE 2001 to 2003
GMC Yukon XL 2500 SLT 2001 to 2003
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