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This 3in catback exhaust for 2005–2006 Pontiac GTO is a Stainless Works turbo-chambered system with an x-pipe and dual turbo-style mufflers. It bolts to factory flanges behind the catalytic converters, uses 3in piping and exits through factory valence openings with rolled-edge slash-cut tips. Hangers and clamps are included for a direct installation.
Stainless Works 2005-06 GTO 3in Catback Chambered Mufflers X-Pipe
