American Racing 1 3/4 x 2 1/2 Headers w/ 2 1/2 Catted X-Pipe Ford Mustang Cobra 4-Valve 99-04

American Racing Headers is a great example of what culminates when highly skilled fabricators, with a complete understanding of motorsports and the science behind the parts they create, come together to take on a new world of high performance.

Taking the "Bull by the Horns" approach, American Racing Headers was formed to prove that superior quality and outstanding performance can and will be the keys to success. A staff with 40 plus years of combined high performance exhaust fabrication experience see to it that only the finest components and craftsmanship go into every header system.

American Racing Headers now has long tube header systems for the 99-04 4-Valve Mustang Cobra. Made with the same dedication to quality as all American Racing Headers systems, these 4-Valve header systems will deliver the goods.

Manufactured entirely using U.S. made 304 Stainless Steel, they are a 100% leak free one piece long tube design with 1 3/4" primaries and 2 1/2" Merge collectors with scavenger spikes. Standard 3/8" thick flanges feature tig welded and hand ported inlets, and the system is finished off with a direct bolt-in X-Pipe with ultra high flow 200 cell metallic substrate cats. Excellent fit with a relatively easy install, the headers are positioned wide in the engine compartment to allow easy transmission removal.

Outstanding HP and Torque gains throughout the RPM range

Features:

• Stainless Steel Construction
• 1 3/4" Primaries
• 2 1/2" Merge Collectors
• 2 1/2" X-Pipe w/ 200 Cell Cats
• Limited Lifetime Warranty