Stainless Power 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe

2011-14 Mustang GT headers with 1-7/8" primary tubes, 3" X-Pipe, 3" dia lead pipes and high flow catalytic converters that mate to the Stainless Works exhaust. Tig welded 304 SS headers with 3/8" thick flanges and 3" dia slip fit collectors with merge spikes. This system connects to SW Performance Connect exhausts for a full 3" diameter superior performing lifetime guaranteed bolt-on system.