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Gibson Exhaust Header

Gibson Exhaust Stainless Header

Gibson Headers
Unleash Your Vehicle's Full Power Potential!

Every Gibson Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engine's 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.

It's Your Choice:
  • Nickel Chrome Plated - heavy duty 14ga steel tubing for extended durability and longer life
  • Stainless Steel- 409L heavy duty 16ga tubing
  • Ceramic Coated â?? 409L Stainless steel heavy duty tubing with hi-temp polished coating

  • Mandrel-bent tubing â?? for optimum airflow and increased Horsepower
  • Heavy duty 3/8" thick laser cut port flanges-no warping or leaking
  • Bolt on installation- no welding required
  • Attaches to the original equipment crossover pipe
  • Air injection & oxygen sensor fittings provided
  • Premium gaskets and hardware
  • OEM style connections
  • 50 state street legal
  • Was: $586.99
    Sale: $439.99



    Gain up to 20 HP and Torque!


    Quick and Easy Bolt On Installation.

    Gibson Exhaust Header Fits:
  • (Selling Price: $439.99) 1992-1995 GMC Denali 5.0-5.7L 2WD & 4WD [Part Number: GP100]
  • (Selling Price: $488.99) 2002-2006 GMC Denali AWD 6.0L 2WD & 4WD [Part Number: GP500]
  • (Selling Price: $488.99) 2002-2008 GMC Denali 6.2L / 4.8L / 5.3L 2WD & 4WD [Part Number: GP129]
  • Details


    Shipping Information

    • Item Requires Shipping
    • $60.99