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Looking for aftermarket parts to modify or upgrade your 2004 Pontiac GTO with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories.
 OUT OF STOCK 40-3109When it comes to performance exhaust systems, most people are looking for three things: Power. Sound. Quality. JBA Exhaust Systems deliver the best of all three. While there is high demand for performance and sound, the capacity for power in a JBA Exhaust System gives us the edge. Each system is tun... JBA 2004 Pontiac GTO 5.7L 409SS Dual Rear Exit Cat-Back Exhaust 2004-2004 Pontiac GTO Base $1,023.41 |
 IN STOCK 31062SLP Exhaust LoudMouth 2.5in Inlet / Outlet Bullet-Type Resonator 2004-2006 Pontiac GTO Base $187.00 |
 SHIPS FROM MANUFACTURER GTOTOLTM2004 GTO CNC Mandrel bent 3" 304 s/s exhaust system. Bolts to factory flanges behind the catalytic converter with dual turbo chambered mufflers and 3" x pipe. Exits in factory valence opening with single wide oval tip. All hangers and clamps included.... Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Wide Oval Tip 2004-2004 Pontiac GTO Base $1,610.25 |
 SHIPS FROM MANUFACTURER GTOTOLTMDT2004 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.... Stainless Works 2004 GTO 3in Catback Chambered Mufflers X-Pipe Slash Cut Tips 2004-2004 Pontiac GTO Base $1,610.25 |