Cat-Back Exhaust for 2021 Chevrolet Silverado 2500 HD
25 parts that fit, every brand, real ship dates.
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25 parts that fit, every brand, real ship dates.
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Magnaflow
MagnaFlow BRE Exhaust Kit 07-22 Silverado 2500 HD Silverado 3500 HD Sierra 2500 HD Sierra 3500 6.6L
Regular price $963.00 USDRegular price List -
Stainless Works
Stainless Works 2020-21 Silverado HD 6.6L Redline Catback Black Tips
Regular price $2,180.25 USDRegular price List$2,295.00 USDSale price $2,180.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Stainless Works
Stainless Works 2020-21 Silverado HD 6.6L Redline Catback Polished Tips
Regular price $1,990.25 USDRegular price List$2,095.00 USDSale price $1,990.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Stainless Works
Stainless Works 2020-21 Silverado HD 6.6L Legend Catback Black Tips
Regular price $2,180.25 USDRegular price List$2,295.00 USDSale price $2,180.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Stainless Works
Stainless Works 2020-21 Silverado HD 6.6L Legend Catback Polished Tips
Regular price $1,990.25 USDRegular price List$2,095.00 USDSale price $1,990.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Gibson
Gibson 20-21 Chevy Silverado 2500HD 6.6L 2.5in Cat-Back Dual Extreme Exhaust - Black Elite
Regular price $1,756.48 USDRegular price List -
Gibson
Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust
Regular price $1,700.90 USDRegular price List -
Gibson
Gibson 20-21 Chevy Silverado 6.6L 2.5in Cat-Back Dual Split Exhaust System Stainless - Black Elite
Regular price $1,817.15 USDRegular price List -
Gibson
Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Split Exhaust
Regular price $1,761.58 USDRegular price List -
Gibson
Gibson 20-21 GMC Sierra 2500HD/3500HD 6.6L Cat-Back Single Exhaust System Stainless - Black Elite
Regular price $1,453.69 USDRegular price List -
Gibson
Gibson 20-22 Chevrolet Silverado/GMC Sierra 2500-3500 HD Crew Cab Cat-Back Exhaust - Stainless
Regular price $1,411.34 USDRegular price List -
Banks Power
Banks Power 20-21 Chevy/GMC 2500/3500 6.6L Monster Exhaust System - Black Tip
Regular price $628.00 USDRegular price List$697.78 USDSale price $628.00 USDMade to orderFree shippingPay over time with Shop PaySale -
Banks Power
Banks Power 20-21 Chevy/GMC 2500/3500 6.6L Monster Sport Exhaust System
Regular price $628.00 USDRegular price List$697.78 USDSale price $628.00 USDIn stockFree shippingPay over time with Shop PaySale -
aFe
aFe 20-23 GM 2500/3500HD V8 6.6L L8T Apollo GT Series 4in 409 SS Cat-Back Exhaust System
Regular price $750.00 USDRegular price List$937.50 USDSale price $750.00 USDMade to orderFree shippingPay over time with Shop PaySale -
aFe
aFe Apollo GT Series 4in 409SS Cat-Back 20-21 GM 2500/3500HD V8-6.6L L8T - Black Tip
Regular price $820.00 USDRegular price List$1,025.00 USDSale price $820.00 USDIn stockFree shippingPay over time with Shop PaySale -
aFeaFe Apollo GT Series 3in 409SS Cat-Back Exhaust w/ Polished Tip 2020 GM 2500/3500HD V8 6.6L L8T
Regular price $704.00 USDRegular price List$880.00 USDSale price $704.00 USDMade to orderFree shippingPay over time with Shop PaySale -
aFe
aFe Apollo GT Series 3in 409SS Cat-Back Exhaust w/ Black Tip 2020 GM 2500/3500HD V8 6.6L L8T
Regular price $773.00 USDRegular price List$966.25 USDSale price $773.00 USDMade to orderFree shippingPay over time with Shop PaySale -
Flowmaster
Flowmaster 20-25 GM 2500HD 6.6L CCB Outlaw Cat-Back Exhaust System
Regular price $1,049.95 USDRegular price List$1,181.95 USDSale price $1,049.95 USDIn stockFree shippingPay over time with Shop PaySale -
Flowmaster
Flowmaster 20-25 GM 2500/3500HD 6.6L FlowFX Cat-Back Exhaust System
Regular price $749.95 USDRegular price List$843.95 USDSale price $749.95 USDShips from manufacturerFree shippingPay over time with Shop PaySale -
Stainless Works
Stainless Works 2021+ F-150 Redline Exhaust
Regular price $1,990.25 USDRegular price List$2,095.00 USDSale price $1,990.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Stainless Works
Stainless Works 2021+ F-150 Legend Exhaust
Regular price $1,990.25 USDRegular price List$2,095.00 USDSale price $1,990.25 USDMade to orderFree shippingPay over time with Shop PaySale -
Flowmaster
Flowmaster 20-25 GM 2500HD 6.6L CCB American Thunder Cat-Back Exhaust System
Regular price $1,117.95 USDRegular price List$1,257.95 USDSale price $1,117.95 USDIn stockFree shippingPay over time with Shop PaySale -
Gibson
Gibson 20-26 Chevrolet Silverado/GMC Sierra 2500/3500 HD Black Elite Cat-Back Exhaust
Regular price $1,453.69 USDRegular price List -
Gibson
Gibson 20-26 Silverado Sierra 2500HD / 3500HD 6.6L Dual Split Cat Back Exhaust
Regular price $1,761.58 USDRegular price List
2021 Chevrolet Silverado 2500 HD cat-back exhaust systems: questions and answers
What cat-back exhaust systems fit the 2021 Chevrolet Silverado 2500 HD?
25 cat-back exhaust systems here are listed by their manufacturers for the 2021 Chevrolet Silverado 2500 HD, from 6 brands including Gibson, Stainless Works, Flowmaster, aFe, priced from $628 to $2,180.
Which ones can ship to California?
All 25 can ship to a California address (no CARB restriction).
Which ones ship fastest?
5 are in stock and ship in 1-2 business days. Every other part shows its ship date on its page before you order.
How loud are they?
By the manufacturers' own sound ratings: 5 aggressive, 2 moderate. Use the Sound filter at the top of the page. Parts without a rating are ones whose manufacturer does not rate the series.