Looking for aftermarket parts to modify or upgrade your 2020 GMC Sierra 1500 with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Sierra 1500.
Whether you have a 2020 GMC Sierra 1500 in AT4 to SLT trim we have you covered. We have 123 catback available to mod your Sierra 1500. All parts have free shipping to the Continental US 48 States.
 IN STOCK 49C44121NMApollo GT Series 409 Stainless Steel Muffler Delete Pipe GM Silverado/Sierra 1500 19-20 V8-5.3L 2019-2021 GMC Sierra 1500 Base / Denali / SLE / SLT $127.88 SALE |
 OUT OF STOCK 49C44137This exhaust exhaust system is constructed of 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. This system features a high-flow 409 stainless steel muffler, producing a throaty sound. This system produces a throaty sound unleashing all available horsepower and torque... aFe 20-21 GM Trucks (V8-6.2L) 409 Stainless Steel Muffler Upgrade Pipe 2020-2023 GMC Sierra 1500 AT4 / Denali / SLT $192.23 SALE |
 IN STOCK 49C44137NMThis system is constructed of 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. This system produces a throaty sound unleashing all available horsepower and torque. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom... aFe 20-21 GM Trucks (V8-6.2L) 409 Stainless Steel Muffler Delete Pipe 2020-2023 GMC Sierra 1500 AT4 / Denali / SLT $127.88 SALE |
 OUT OF STOCK 3015-22207AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Dual Side Exit (Flat Bumper) - Chrome Tips 2019-2024 GMC Sierra 1500 Denali / Elevation / SLE / SLT $1,195.00 |
 IN STOCK 3015-23208AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Dual Side Exit (Flat Bumper) - Diamond Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 Denali / Elevation / SLE / SLT $1,245.00 |
 IN STOCK - LOW 3015-32205AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Split Rear Exit (Flat Bumper) - Quad Chrome Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 Denali / Elevation / SLE / SLT $1,645.00 CLEARANCE VIEW PRICE IN CART |
 IN STOCK 3015-33206AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Split Rear Exit (Flat Bumper) - Dual Diamond Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 Denali / Elevation / SLE / SLT $1,745.00 |
 IN STOCK 3015-42201AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Chrome Tips 2019-2021 GMC Sierra 1500 AT4 / Base 2019-2024 GMC Sierra 1500 Denali / Elevation / SLE / SLT $1,695.00 |
 IN STOCK 3015-42203AWE Tuning 4th Gen GM 1500 6.2L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Chrome Tips 2019-2024 GMC Sierra 1500 AT4 / Denali / SLT $2,195.00 |
 IN STOCK 3015-43202AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Diamond Tips 2019-2021 GMC Sierra 1500 AT4 / Base 2019-2022 GMC Sierra 1500 Denali 2019-2024 GMC Sierra 1500 Elevation / SLE / SLT $1,795.00 |
 IN STOCK 3015-43204AWE Tuning 4th Gen GM 1500 6.2L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Diamond Tips 2019-2022 GMC Sierra 1500 Denali 2019-2024 GMC Sierra 1500 AT4 / SLT $2,295.00 |
 IN STOCK - LOW 140775Borla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS ATAK Catback Exhaust w/ Factory Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,399.99 |
 IN STOCK 140776BCBorla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS ATAK Catback Exhaust - Black Chrome Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,819.99 |
 IN STOCK 140776CFBorla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS ATAK Catback Exhaust - Carbon Fiber Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $2,346.99 |
 IN STOCK 140784Borla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS ATAK Catback Exhaust - Square Chrome Tips 2019-2023 GMC Sierra 1500 Denali / SLT $1,698.99 |
 IN STOCK - LOW 140769Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back (Use Fact Fascia Tips) 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 AT4 / Denali / Elevation / SLE / SLT $1,205.99 |
 IN STOCK - LOW 140770BCBorla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back w/ Quad BC Round Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 AT4 / Denali / Elevation / SLE / SLT $1,727.99 |
 IN STOCK 140770CFBorla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back w/ Quad CF Round Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 AT4 / Denali / Elevation / SLE / SLT $2,276.99 |
 IN STOCK - LOW 140773Borla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS (S-Type) Catback Exhaust w/ Factory Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,399.99 |
 IN STOCK 140774BCBorla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS (S-Type) Catback Exhaust - Black Chrome Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,872.99 |
 IN STOCK 140774CFBorla 19 Chevrolet Silverado/GMC Sierra 1500 6.2L SS (S-Type) Catback Exhaust - Carbon Fiber Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $2,432.99 |
 IN STOCK 140778Borla 2019 Chevrolet Silverado / GMC Sierra 1500 S Type Catback Exhaust - 2.75in Pipe Diameter 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,655.99 |
 IN STOCK 140779BCBorla 2019 Chevrolet Silverado 1500 6.2 w/ 147in WB 2.75in S-Type Catback Exhaust -Black Chrome Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $1,999.99 |
 IN STOCK 140779CFBorla 2019 Chevrolet Silverado 1500 6.2 w/ 147in WB 2.75in S-Type Catback Exhaust -Carbon Fiber Tips 2019-2021 GMC Sierra 1500 Base 2019-2022 GMC Sierra 1500 SLE 2019-2023 GMC Sierra 1500 Denali / SLT $2,530.99 |
 IN STOCK - LOW 140781Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back w/ Quad Square Tips 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 AT4 / Denali / Elevation / SLE / SLT $1,611.99 |