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Looking for aftermarket parts to modify or upgrade your 2025 GMC Sierra 1500 with muffler? At Tunersports.com we carry a huge selection of the top name brand performance muffler parts and accessories.
 IN STOCK 141003This Borla(r) Cat-Back(tm) system has a valve simulator to prevent the Check Engine Light from coming on. It was designed specifically for the 6.2L Silverado 1500 ZR2 and Sierra 1500 AT4X. The 3.5" diameter system has dual 2.75" turn down tail pipes and features the classic Borla(r) S-Type sound wit... Borla 2024 Chevrolet/GMC 1500 ZR2 & AT4X 6.2L V8 4WD 4DR S-TYPE Catback Exhaust w/ Turndown Tips 2024-2025 GMC Sierra 1500 AT4 $1,649.99 |
 IN STOCK 60679Replace the Polyphonic Harmonizer behind the primary muffler in the BORLA® ATAK® system with muffler 60679 to attain the S-Type sound level (quieter than ATAK®). Built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performanc... Borla 2019 Chevrolet Silverado/Sierra 1500 6.2L S-Type 3.5in Diameter Muffler 2019-2026 GMC Sierra 1500 AT4 / Denali / SLT 2022-2026 GMC Sierra 1500 AT4X / Denali Ultimate $228.99 |