arh-sh1134wc - American Racing Headers 1 3/4" Primaries w/ Catted X-Pipe, 2011-14 Shelby GT500
SHELBY MUSTANG GT500
Arguably the most amazing hot rod to ever exit a Ford factory, the Shelby GT500 is here. With a mountain of horsepower just waiting to be unleashed, American Racing Headersí bolt in long tube header systems can increase power and torque by as much as 40RWHP and 40RWTQ. Like all American Racing Headersí systems, construction is all 304 S/S, flanges are 3/8" laser cut and collectors are merge style and incorporate scavenger spikes. X-pipes include 200 cell high flow metallic cats or can be ordered without cats. 1-3/4" primaries come standard. For high boost race applications, special order headers with 1-7/8" and 2" primaries are available as well.
Feel free to place an order online and use our secure checkout 24 hours a day, 7 days a week, 365 days a year! Call Us M-F 9am-6pm PST @ (858) 527-2917.