Looking for aftermarket parts to modify or upgrade your GMC C3500 with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your C3500.
Whether you have a 1979 or 2000 GMC C3500 in Base to Sierra SLX trim we have you covered. We have 13 catback available to mod your C3500. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 65501For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the ba... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Dual Split Exhaust - Stainless 1988-1993 GMC C3500 Sierra / Sierra SLE / Sierra SLX $652.28 |
 SHIPS FROM MANUFACTURER 315511Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 96-98 Chevrolet C3500 Cheyenne 5.7L 3in Cat-Back Single Exhaust - Aluminized 1996-2000 GMC C3500 Sierra SL / Sierra SLE / Sierra SLT $552.07 |
 SHIPS FROM MANUFACTURER 315566Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 77-86 GMC C1500 Base 5.0L 3in Cat-Back Single Exhaust - Aluminized 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $437.82 |
 IN STOCK - LOW 615510Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 96-97 Chevrolet C2500 Base 7.4L 3in Cat-Back Single Exhaust - Stainless 1996-2000 GMC C3500 Sierra SL / Sierra SLE / Sierra SLT $717.24 |
 SHIPS FROM MANUFACTURER 615511Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 96-97 Chevrolet C3500 Base 5.7L 3in Cat-Back Single Exhaust - Stainless 1996-2000 GMC C3500 Sierra SL / Sierra SLE / Sierra SLT $717.24 |
 SHIPS FROM MANUFACTURER 615540Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 92-94 Chevrolet C3500 Cheyenne 6.5L 3in Cat-Back Single Exhaust - Stainless 1992-1993 GMC C3500 Sierra / Sierra SLX 1992-1994 GMC C3500 Sierra SLE 1994-1994 GMC C3500 Sierra SL / Sierra SLT $552.73 |
 SHIPS FROM MANUFACTURER 615556LGibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Ha... Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 1988-1989 GMC C3500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615566Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 77-86 GMC C1500 Base 5.0L 3in Cat-Back Single Exhaust - Stainless 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $574.30 |
 SHIPS FROM MANUFACTURER 615571LGibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 88-93 GMC C3500 Sierra 5.7L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC C3500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 OUT OF STOCK 40-3001JBA 96-00 Chevrolet/GMC C/K Pickups 5.7L 409SS Pass Side Single Exit Cat-Back Exhaust 1999-2000 GMC C3500 Sierra SL / Sierra SLE / Sierra SLT $474.45 |
 SHIPS FROM MANUFACTURER CT67725TS1967-87 Chevy/GMC Truck. Small Block/Big Block. CNC mandrel bent for optimal flow 304 2-1/2" stainless steel for maximum corrosion resistance. Designed to fit Stainless Works and most aftermarket headers. Dual chambered mufflers that lets the truck have an aggressive sound and great thing about this... Stainless Works Chevy/GMC Truck 1967-87 Exhaust 2.5in Turbo Muffler System 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $1,535.20 |
 SHIPS FROM MANUFACTURER CT6773CS1967-87 Chevy/GMC Truck. Small Block/Big Block. CNC mandrel bent for optimal flow 304 3" stainless steel for maximum corrosion resistance. Designed to fit Stainless Works and most aftermarket headers. Dual chambered round mufflers that lets the truck have an aggressive sound and great thing about th... Stainless Works Chevy/GMC Truck 1967-87 Exhaust Truck 3in Chambered System 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $1,535.20 |
 SHIPS FROM MANUFACTURER CT6773TS1967-87 Chevy/GMC Truck. Small Block/Big Block. CNC mandrel bent for optimal flow 304 3" stainless steel for maximum corrosion resistance. Designed to fit Stainless Works and most aftermarket headers. Dual turbo chambered mufflers that lets the truck have an aggressive sound and great thing about th... Stainless Works Chevy/GMC Truck 1967-87 Exhaust 3in Turbo Muffler System 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $1,535.20 |