American Racing Headers - Shelby Mustang GT500 2011-2014 Long System

ARH rules the roost with GT500 systems up to 2” and your choice of X-Pipe or H-Pipe to tailor the sound to your specific needs also available.

Product features on ALL American Racing Headers systems include:

• 100% Made in the USA - NeverOutsourced
• Made entirely of 304 stainless steel 
• 3/8" thick laser-cut flanges for a warp-free seal
• Hand-ported TIG welded inlets
• Optimized primary tube routing for superior fit and performance
• Merge collectors complete with welded scavenger spikes
• Catted systems feature 200 cell metallic substrate catalytic converters for extreme durability 

ALL American Racing Headers Exhaust Systems are for OFF-ROAD use only.