
Split Rear Cat-Back Exhaust 04-07 GM Silverado/Sierra 1500
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- Split Rear Cat-Back Exhaust
- 04-07 GM Silverado/Sierra 1500
- Extended Cab, Standard Bed 6.5'
- Crew Cab, Short Bed 5.8'
- 4.3/4.8/5.3L w/ stock single inlet muffler
- 2/4wd
- 1999-2006 4.3/4.8/5.3L = Fits Extended Cab Short Bed
- 2004-06 5.3L = Fits Crew Cab Short Bed
- Does not fit heavy-duty models
- Stock single inlet muffler
- 2.50-in. mandrel bent tubing.
- Gibson Muffler features a baffled & chambered design, no internal packing, powerful deep tone.
- 3.50in.; Polished; T304 Stainless; Round; Slash- Cut Tip; Clamp on.
- Exit Is Straight Out The Back.
- Includes all hardware and factory style hangers for easy bolt on installation.
Improve Performance, Exhaust Flow and Sound
Gibson Cat-Back Exhaust Systems produce more power with mandrel-bent pipe for consistent flow with less restriction, Superflow chambered/baffled mufflers, and slip-fit connections to reduce backpressure at joining points. The split rear design adds about 15-20 horsepower and 5-8 decibels of sound. Gibson dual split cat-back exhaust systems fit with most bumpers, roll pans, and hitches but are not ideal for towing because carbon monoxide may enter the interior.




