Stainless Works long-tube headers for 2007–2010 Shelby GT500 provide a direct-fit replacement with 1-7/8" primaries and supplied lead pipes. Crafted from TIG-welded 304 stainless with 3/8" flanges and oval ports matched to the factory head, these headers use 3" OD slip-joint collectors with merge spikes. The kit includes 3" catted lead pipes and a 3" X-pipe and fits the factory connection point for use with stock or Stainless Works exhaust.
Stainless Works 2007-10 Shelby GT500 Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe