Looking for aftermarket parts to modify or upgrade your 2011 Chevrolet Silverado 2500 HD with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Silverado 2500 HD.
Whether you have a 2011 Chevrolet Silverado 2500 HD in LT to WT trim we have you covered. We have 37 catback available to mod your Silverado 2500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 49-44043-BEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MachForce XP Exhaust 4inch DP-Back All SS 2011-14 GM Diesel Trucks V8-6.6L LML Black Tips 2011-2016 Chevrolet Silverado 2500 HD LT / LTZ / WT $820.05 |
 OUT OF STOCK 49-44043-PEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MachForce XP Exhaust 4inch DP-Back All SS 2011-14 GM Diesel Trucks V8-6.6L LML Polished 2011-2016 Chevrolet Silverado 2500 HD LT / LTZ / WT $746.63 |
 SHIPS FROM MANUFACTURER 47786-BStainless constant-diameter pipes and straight-thru muffler nearly doubles flow. Lower exhaust temps. Virtually no backpressure. Rich, throaty sound. Monster exhaust system flows better than stock and virtually eliminates backpressure. The streamlined intermediate pipe(s) and tailpipe are formed of ... Banks Power 11-14 Chev 6.6L LML ECLB/CCSB/CCLB Monster Exhaust Sys - SS Single Exhaust w/ Black Tip 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $399.00 |
 IN STOCK - LOW 47786Stainless constant-diameter pipes and straight-thru muffler nearly doubles flow. Lower exhaust temps. Virtually no backpressure. Rich, throaty sound. Monster exhaust system flows better than stock and virtually eliminates backpressure. The streamlined intermediate pipe(s) and tailpipe are formed of ... Banks Power 11-14 Chev 6.6L LML ECLB/CCSB/CCLB Monster Exhaust Sys - SS Single Exhaust w/ Chrome Tip 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $399.00 |
 OUT OF STOCK 14792CORSAs Patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a D... Corsa 11-12 Chevrolet Silverado Ext. Cab/Std. Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2013 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,568.99 |
 OUT OF STOCK 14792BLKCORSAs Patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a D... Corsa 11-13 GMC Sierra 6.0L V8 3in Cat-Back Single Side w Twin 4in Black Pro-Series Tips 2011-2013 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,604.99 |
 OUT OF STOCK 14794CORSAs Patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a D... Corsa 11-12 Chevrolet Silverado Crew Cab/Std. Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,568.99 |
 OUT OF STOCK 14794BLKCORSAs Patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a D... Corsa 11-12 Chevrolet Silverado Crew Cab/Std. Bed 2500 6.0L V8 Black Sport Cat-Back Exhaust 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,604.99 |
 OUT OF STOCK 24790dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.... Corsa/dB 11-12 Chevrolet Silverado Reg. Cab/Long Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2014 Chevrolet Silverado 2500 HD LT / WT $1,025.99 |
 OUT OF STOCK 24792dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.... Corsa/dB 11-12 Chevrolet Silverado Ext. Cab/Std. Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2013 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,025.99 |
 OUT OF STOCK 24794dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.... Corsa/dB 11-12 Chevrolet Silverado Crew Cab/Std. Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,050.99 |
 OUT OF STOCK 24796dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.... Corsa/dB 11-12 Chevrolet Silverado Ext. Cab/Long Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2013 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,025.99 |
 OUT OF STOCK 24798dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves fuel economy and performance.... Corsa/dB 11-12 Chevrolet Silverado Crew Cab/Long Bed 2500 6.0L V8 Polished Sport Cat-Back Exhaust 2011-2014 Chevrolet Silverado 2500 HD LT / LTZ / WT $1,025.99 |
 SHIPS FROM MANUFACTURER 5652For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains.... Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in/3in Cat-Back Dual Extreme Exhaust - Aluminized 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $642.99 |
 SHIPS FROM MANUFACTURER 65649For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains.... Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3in Cat-Back Dual Extreme Exhaust - Stainless 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $769.24 |
 IN STOCK 65652For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains.... Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3.5in/3in Cat-Back Dual Extreme Exhaust - Stainless 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $769.24 |
 SHIPS FROM MANUFACTURER 65652BFor the extremist who wants to take their truck to the next level, this Black Elite dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. Each T-304 stainless tip is offered with a premium black finish applied with Gibs... Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in/3in Cat-Back Dual Extreme Exhaust - Black Elite 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $864.25 |
 SHIPS FROM MANUFACTURER 5651For 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 Tip exit straight out the back. W... Gibson 11-19 Chevrolet Silverado 2500 HD LT 6.0L 3.5in/3in Cat-Back Dual Split Exhaust - Aluminized 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $642.99 |
 SHIPS FROM MANUFACTURER 65648For 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 15-19 GMC Sierra 2500 HD Base 6.0L 3in Cat-Back Dual Split Exhaust - Stainless 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $769.24 |
 SHIPS FROM MANUFACTURER 65648BDon't waste a split second! The Black Elite Series displays performance and style by giving you the ultimate choice where there's no need to decide. Take on adventure with the Black Elite Series Split Rear. Each T-304 stainless tip is offered with a premium black ceramic finish applied with Gibson's... Gibson 11-19 Chevrolet Silverado 2500 HD LT 6.0L 3in Cat-Back Dual Split Exhaust - Black Elite 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $817.82 |
 SHIPS FROM MANUFACTURER 65651For 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. Polished Stainless Tip exit straight out th... Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3.5in/3in Cat-Back Dual Split Exhaust - Stainless 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $769.24 |
 SHIPS FROM MANUFACTURER 65651BDon't waste a split second! The Black Elite Series displays performance and style by giving you the ultimate choice where there's no need to decide. Take on adventure with the Black Elite Series Split Rear. Each T-304 stainless tip is offered with a premium black ceramic finish applied with Gibson's... Gibson 11-19 Chevrolet Silverado 2500 HD LT 6.0L 3.5in/3in Cat-Back Dual Split Exhaust - Black Elite 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $817.82 |
 IN STOCK - DROPSHIPS 5650If youre looking to add a little style to your Truck or SUV and want to keep the exhaust from affecting your tow trailer, this Dual Cat back Exhaust System is for you, exiting behind the rear tire for a look that sets your vehicle apart on the street or in the dirt. Hassle free, bolt-on installation... Gibson 11-19 Chevrolet Silverado 2500 HD LT 6.0L 3.5in/3in Cat-Back Dual Sport Exhaust - Aluminized 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $642.99 |
 SHIPS FROM MANUFACTURER 65647If youre looking to add a little style to your Truck and want to keep the exhaust from affecting your tow trailer, this Dual Cat back Exhaust System is for you, exiting behind the rear tire for a look that sets your vehicle apart on the street or in the dirt. Hassle free, bolt-on installation with p... Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3in Cat-Back Dual Sport Exhaust - Stainless 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $769.24 |
 SHIPS FROM MANUFACTURER 65647BThe 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 Chevrolet Silverado 2500 HD LT 6.0L 3in Cat-Back Dual Sport Exhaust - Black Elite 2011-2019 Chevrolet Silverado 2500 HD LT / LTZ / WT $819.13 |