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.
Construction: Performance Header
Features
- 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
Gibson 01-03 Chevrolet Silverado 3500 Base 8.1L 1-3/4in 16 Gauge Performance Header - Stainless
Manufacturer part number: GP131S
Turn 14 part number: gibGP131S
