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This Stainless Works catback for the 2004 Pontiac GTO is a CNC-mandrel bent 3" stainless system that bolts to factory flanges behind the catalytic converters. It includes a 3" X-pipe and dual turbo-style chambered mufflers to tune exhaust flow and tone. The system exits through dual 3" slash-cut tips in the factory valence and ships complete with hangers and clamps for installation.
Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Slash Cut Tips
