2004 GTO CNC Mandrel bent 3" 304 s/s exhaust system. Bolts to factory flanges behind the catalytic converter with dual turbo mufflers and 3" X-pipe. Exits in factory valence opening with dual slash cut 3" tips. All hangers and clamps included.. 2004 GTO CNC Mandrel bent 3" 304 s/s exhaust system. Bolts to factory flanges behind cats with dual turbo mufflers and 3" X-pipe. Exits in factory valence opening with dual slash cut 3" tips. All hangers and clamps included.. Stainless Works Catback Dual Turbo Mufflers Dual Slash-Cut Tips Factory Connect. Stainless Works, Pontiac GTO exhaust, GTO exhaust, pontiac exhaust, LS exhaust. Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Slash Cut Tips. Stainless Works Pontiac GTO Dual Exhaust.. Stainless Works 2004 Pontiac GTO Exhaust. 2004 Pontiac GTO 5.7L. Exhaust System Kit. Exhaust System. Exhaust Kit

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