Fits: 4.0L
1991-99 Wrangler,
1991-99 XJ Cherokee,
1993-98 ZJ Grand Cherokee,
1999 WJ Grand Cherokee
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.
Features:
Heavy duty 14 gauge steel tubing
Nickel chrome plated coating
50 State Street legal. Meets EPA and CARB requirements.
Will not affect the factory warranty.
Limited Lifetime Warranty.
Item Number: GIBGP400
Manufacturer: Gibson Exhaust
Manufacturer Part No: GIBGP400