Shelby Mustang GT500 Race System Cadillac CT5 V We're proud to announce that

We're proud to announce that we will be starting production on these amazing new AMC headers immediately

For Sales in the UK please contact Nemesis UK Performance or Motorsport and Performance

Celebrate with ARH and bring home the American Racing Headers 20th Anniversary Welder T-shirt to your wardrobe

CTS-V Owners have an opportunity to take that built in HP to another level with ARH's 100% U

Shelby Mustang GT500 Race System Cadillac CT5 V We're proud to announce thatARH rules the roost with GT500 systems up to 2" and a X Pipe to give you the muscle car sound and power your Mustang needs. Product features on this system includes: 100% Made in the USA Never Outsourced 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 with scavenger spikes Attn. All ARH products are