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 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. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Performance Header.

• Year - 05-10.
• Make & Model - Ford Mustang 4.0L.
• Finish - Chrome Plated.
• 1.5 in. Steel 14-gauge mandrel bent tubing.
• Premium Gaskets and Hardware included.
• Dimension - 25 x 11 x 11 in.
• Item Weight - 15 lbs.