STAINLESS WORKS: 2011-14 Ford Shelby GT500 -- Headers 1-7/8" Primaries High-Flow Cats 3" H-Pipe driveshaft shop While many companies are using

While many companies are using "One Size Fits All" shock valving

Utilizing a factory style flange and hangers this is a bolt-on system that requires no cutting or modifications for a hassle-free installation

Indy Racing League

Flow Increase  = +43%

All torque converters are built to order

STAINLESS WORKS: 2011-14 Ford Shelby GT500 -- Headers 1-7/8" Primaries High-Flow Cats 3" H-Pipe driveshaft shop While many companies are using2011 14 Shelby GT500 1 7 8" headers and lead pipes. Tig welded 304 s s headers with 3 8" thick flanges and smooth flow collectors. Oval exhaust ports that are an exact match to the factory cylinder head. 3" OD slip joint collectors with merge spikes. Includes 3" dia. lead pipes with high flow metal matrix catalytic converters and H pipe. Fits factory connection point for use with factory or Stainless Works exhaust. Proposition 65 WARNING: Cancer and