Arguably the most amazing hot rod to ever exit a Ford factory, the Shelby GT500 rules the roost with a mountain of horsepower just waiting to be unleashed, American Racing Headers’ bolt in long tube header systems can increase power and torque by as much as 40RWHP and 40RWTQ. Like all American Racing Headers systems, construction is all 304 S/S, flanges are 3/8" laser cut and collectors are merge style and incorporate scavenger spikes. X-Pipe or optional H-Pipe includes Severe Duty 200 cell high flow metallic cats that are 49 State Legal or can be ordered without cats. 1-7/8” headers come standard but for high boost race or street applications, we recommend our 2" primaries with 3-1/2” collectors. Tell us what your performance goals are and we will help you select the perfect set up. The Shelby GT500 Full System comes with Quad Tip MufflersLearn More

Arguably the most amazing hot rod to ever exit a Ford factory, the Shelby GT500 rules the roost with a mountain of horsepower just waiting to be unleashed, American Racing Headers’ bolt in long tube header systems can increase power and torque by as much as 40RWHP and 40RWTQ. Like all American Racing Headers systems, construction is all 304 S/S, flanges are 3/8" laser cut and collectors are merge style and incorporate scavenger spikes. X-Pipe or optional H-Pipe includes Severe Duty 200 cell high flow metallic cats that are 49 State Legal or can be ordered without cats. 1-7/8” headers come standard but for high boost race or street applications, we recommend our 2" primaries with 3-1/2” collectors. Tell us what your performance goals are and we will help you select the perfect set up. The Shelby GT500 Full System comes with Quad Tip MufflersLearn More

Arguably the most amazing hot rod to ever exit a Ford factory, the Shelby GT500 rules the roost with a mountain of horsepower just waiting to be unleashed, American Racing Headers’ bolt in long tube header systems can increase power and torque by as much as 40RWHP and 40RWTQ. Like all American Racing Headers systems, construction is all 304 S/S, flanges are 3/8" laser cut and collectors are merge style and incorporate scavenger spikes. X-Pipe or optional H-Pipe includes Severe Duty 200 cell high flow metallic cats that are 49 State Legal or can be ordered without cats. 1-7/8” headers come standard but for high boost race or street applications, we recommend our 2" primaries with 3-1/2” collectors. Tell us what your performance goals are and we will help you select the perfect set up. The Shelby GT500 Full System comes with Quad Tip MufflersLearn More

American Racing Headers Shelby Mustang GT500 2013-2014 Full System - 1-7/8" x 3", With Cats - MTSH5-13178300FSHWC

ARH rules the roost with GT500 systems up to 2" and now available as a complete 3" kit with Pure Thunder mufflers with Single or Quad tips. Your choice of X-Pipe or H-Pipe to tailor the sound to your specific needs also available.
Attn.
All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.


- Dimensions - 1-7/8" x 3"
- Catalytic Converter? - With Cats
- - H-Pipe
Learn More

American Racing Headers Shelby Mustang GT500 2013-2014 Full System - 1-7/8" x 3", No Cats - MTSH5-13178300FSHNC

ARH rules the roost with GT500 systems up to 2" and now available as a complete 3" kit with Pure Thunder mufflers with Single or Quad tips. Your choice of X-Pipe or H-Pipe to tailor the sound to your specific needs also available.
Attn.
All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.


- Dimensions - 1-7/8" x 3"
- Catalytic Converter? - No Cats
- - H-Pipe
Learn More