FR500S Original Equipment. This Ford Racing Header and X-pipe Combo Kit is the same exact one found as standard original equipment on the Ford Mustang FR500S Race Car.
Recommended Upgrade. To realize the full power potential that this Header and X-pipe combo kit has to offer, AmericanMuscle recommends a custom tune with either a SCT SF3 or SCT LiveWire Custom Tuner.
Application. This Ford Racing Long Tube Header and matching Off-road Shorty X-pipe combo kit is designed specifically for the 2005 to 2010 4.6L GT and Bullitt Mustangs.
Technical Note: This Ford Racing product is intended for off road use, and is not legal for use in emission restrictive states.