American Racing 1 7/8 Longtube Headers with Catted X-Pipe - 2013-2014 Shelby GT500


Gain a Legit 25 Rear Wheel Horsepower and 20 Rear Wheel Torque

These systems are all 304 stainless and feature 3/8" thick flanges with hand ported inlets, merge collectors with scavenger spikes, severe duty high flow metallic cats and X-crossover. They're designed to bolt in and hook up to the catback exhaust system. Headers are 1-7/8" with a 3" Collector and 3" Catted X-Pipe, Includes 02 Extensions.

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  • Model: SH1178WC

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