Looking for aftermarket parts to modify or upgrade your Chevrolet Silverado 3500 HD with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Silverado 3500 HD.
Whether you have a 2007 or 2024 Chevrolet Silverado 3500 HD in High Country to WT trim we have you covered. We have 83 catback available to mod your Silverado 3500 HD. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 616516BThe Black Elite Series product line truly displays Gibson's commitment to dominating performance and style. Each T-304 stainless tip is offered with a premium black finish applied with Gibson's formulated process exclusive only to the Black Elite Series. For increased style and Performance, the seri... Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in Cat-Back Single Exhaust - Black Elite 2011-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2019 Chevrolet Silverado 3500 HD High Country $738.10 |
 SHIPS FROM MANUFACTURER 616517BThe Black Elite product line truly displays Gibson's commitment to dominating performance and style. Each T-304 stainless tip is offered with a premium black finish applied with Gibson's formulated process exclusive only to the Black Elite. For increased style and Performance, the series pushes the ... Gibson 20-21 GMC Sierra 2500HD/3500HD 6.6L Cat-Back Single Exhaust System Stainless - Black Elite 2023-2023 Chevrolet Silverado 3500 HD High Country / LT / LTZ / WT $623.24 |
 IN STOCK 17870The PRO DPF Series has lifetime backed stainless steel construction, a muffler-less design and mirror polished welded intercooled tips. The best value system with a no hassle emissions legal design.... MagnaFlow SYS Cat-Back 2017 Chevrolet Silverado 6.6L Diesel Polished Single Wall 6in Tip 2007-2023 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2023 Chevrolet Silverado 3500 HD High Country $839.00 |
 SHIPS FROM MANUFACTURER 19026Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow MF Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the u... MagnaFlow Stainless Cat-Back Exhaust 2015 Chevy Silverado 2500HD 6.0L P/S Rear Exit 5in 2011-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2019 Chevrolet Silverado 3500 HD High Country $1,137.00 |
 IN STOCK 19027Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow MF Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the u... MagnaFlow Stainless Cat-Back Exhaust 2015 Chevy Silverado 2500HD 6.0L Dual Split Rear Exit 4in 2011-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2019 Chevrolet Silverado 3500 HD High Country $1,312.00 CLEARANCE VIEW PRICE IN CART |
 SHIPS FROM MANUFACTURER 19376Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow MF Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the u... MagnaFlow 11-19 GM 2500/3500 6.0L 4in Single Passenger Side Rear Exit Cat-Back Exhaust w/Black Tips 2011-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2019 Chevrolet Silverado 3500 HD High Country $1,223.00 |
 SHIPS FROM MANUFACTURER 19377Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow MF Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the u... MagnaFlow 11-19 Chevrolet Silverado 2500/3500 HD V8-6.0L Dual Split Cat-Back Exhaust w/Black Tips 2011-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT 2015-2019 Chevrolet Silverado 3500 HD High Country $1,393.00 |
 SHIPS FROM MANUFACTURER 19524MagnaFlow 2022+ GM 2500/3500HD 6.6L Gas Single Passenger Side Rear Exit Cat-Back Exhaust 2020-2023 Chevrolet Silverado 3500 HD High Country / LT / LTZ / WT $1,235.00 |