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SKU: QUA-17666-102

Gibson GP400S-C Ceramic Coated Header for 91-99 Jeep Wrangler YJ, TJ & (Grand) Cherokee XJ, ZJ, WJ with 4.0L I-6 Gasoline Engine

Vendor Gibson
Regular price $869.99
Sale price $869.99 Regular price $869.99
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This is a pre order item. We will ship it when it comes in stock.

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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.

CARB Notice

  • 50 State Legal - CARB E.O. Number D-411-8

  • Learn More

  • Heavy Duty 409L Stainless 16ga Tubing
  • Hi-Temp Coating To 1300 Degrees
  • Mandrel Bent Tubing
  • Heavy Duty 3/8 in. Thick Laser Cut Port Flanges
  • Premium Gaskets and Hardware
  • No Welding Required
  • Uses OEM Style Connections

  • Installation Notes

    Installation Difficulty:
    Skill Level 3 Icon
    Level 3 Advanced

    Installation Time: 3-6 hours

    Specs

  • Features: Ceramic Coated
  • Color: Silver
  • Motor: 6cyl 4.0L
  • Material: 409 Stainless Steel
  • Shipping Weight: 15lb

  • Fitment

    Jeep Cherokee (XJ)

  • 1999 Jeep Cherokee (XJ)
  • 1998 Jeep Cherokee (XJ)
  • 1997 Jeep Cherokee (XJ)
  • 1996 Jeep Cherokee (XJ)
  • 1995 Jeep Cherokee (XJ)
  • 1994 Jeep Cherokee (XJ)
  • 1993 Jeep Cherokee (XJ)
  • 1992 Jeep Cherokee (XJ)
  • 1991 Jeep Cherokee (XJ)

  • Jeep Grand Cherokee (WJ)

  • 1999 Jeep Grand Cherokee (WJ)

  • Jeep Grand Cherokee (ZJ)

  • 1998 Jeep Grand Cherokee (ZJ)
  • 1997 Jeep Grand Cherokee (ZJ)
  • 1996 Jeep Grand Cherokee (ZJ)
  • 1995 Jeep Grand Cherokee (ZJ)
  • 1994 Jeep Grand Cherokee (ZJ)
  • 1993 Jeep Grand Cherokee (ZJ)

  • Jeep Wrangler (TJ)

  • 1999 Jeep Wrangler (TJ)
  • 1998 Jeep Wrangler (TJ)
  • 1997 Jeep Wrangler (TJ)

  • Jeep Wrangler (YJ)

  • 1995 Jeep Wrangler (YJ)
  • 1994 Jeep Wrangler (YJ)
  • 1993 Jeep Wrangler (YJ)
  • 1992 Jeep Wrangler (YJ)
  • 1991 Jeep Wrangler (YJ)

  • Description
    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.

    CARB Notice

  • 50 State Legal - CARB E.O. Number D-411-8

  • Learn More

  • Heavy Duty 409L Stainless 16ga Tubing
  • Hi-Temp Coating To 1300 Degrees
  • Mandrel Bent Tubing
  • Heavy Duty 3/8 in. Thick Laser Cut Port Flanges
  • Premium Gaskets and Hardware
  • No Welding Required
  • Uses OEM Style Connections

  • Installation Notes

    Installation Difficulty:
    Skill Level 3 Icon
    Level 3 Advanced

    Installation Time: 3-6 hours

    Specs

  • Features: Ceramic Coated
  • Color: Silver
  • Motor: 6cyl 4.0L
  • Material: 409 Stainless Steel
  • Shipping Weight: 15lb

  • Fitment

    Jeep Cherokee (XJ)

  • 1999 Jeep Cherokee (XJ)
  • 1998 Jeep Cherokee (XJ)
  • 1997 Jeep Cherokee (XJ)
  • 1996 Jeep Cherokee (XJ)
  • 1995 Jeep Cherokee (XJ)
  • 1994 Jeep Cherokee (XJ)
  • 1993 Jeep Cherokee (XJ)
  • 1992 Jeep Cherokee (XJ)
  • 1991 Jeep Cherokee (XJ)

  • Jeep Grand Cherokee (WJ)

  • 1999 Jeep Grand Cherokee (WJ)

  • Jeep Grand Cherokee (ZJ)

  • 1998 Jeep Grand Cherokee (ZJ)
  • 1997 Jeep Grand Cherokee (ZJ)
  • 1996 Jeep Grand Cherokee (ZJ)
  • 1995 Jeep Grand Cherokee (ZJ)
  • 1994 Jeep Grand Cherokee (ZJ)
  • 1993 Jeep Grand Cherokee (ZJ)

  • Jeep Wrangler (TJ)

  • 1999 Jeep Wrangler (TJ)
  • 1998 Jeep Wrangler (TJ)
  • 1997 Jeep Wrangler (TJ)

  • Jeep Wrangler (YJ)

  • 1995 Jeep Wrangler (YJ)
  • 1994 Jeep Wrangler (YJ)
  • 1993 Jeep Wrangler (YJ)
  • 1992 Jeep Wrangler (YJ)
  • 1991 Jeep Wrangler (YJ)

  • Reviews