109+ 2021 Chevrolet Silverado 1500 Cat-Back Exhaust LT Trail Boss Parts

LT Trail Boss · Cat-Back Exhaust (88 products)

Exact-fit parts for the 2021 Chevrolet Silverado 1500 LT Trail Boss.

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Blk Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

aFe

Part # 49-34102-B

Confirmed Fit

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Blk Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

$1852.00

Gibson

Part # 65699

Confirmed Fit

Gibson 19-23 Silverado/GMC Sierra 1500 5.3L Crew Cab Cat-Back Dual Extreme Exhaust

$840.42

Borla

Part # 140779BC

Confirmed Fit

Borla 2019 Chevrolet Silverado 1500 6.2 w/ 147in WB 2.75in S-Type Catback Exhaust -Black Chrome Tips

$2347.99

Borla

Part # 140768BC

Confirmed Fit

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB Touring Cat-Back w/ Quad BC Round Tips

$1949.99

Magnaflow

Part # 19477

Confirmed Fit

MagnaFlow 2019 Chevy Silverado 1500 V8 5.3L Street Series Quad Split Rear Exhaust w/ Polished Tips

$2186.60

Borla

Part # 140770CF

Confirmed Fit

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back w/ Quad CF Round Tips

$2699.99

K&N GM 1500 5.3L Crewcab Cat Back Exhaust Kit

K&N

Part # 67-3109

Confirmed Fit

K&N GM 1500 5.3L Crewcab Cat Back Exhaust Kit

$787.99

Gibson

Part # 65699B

Confirmed Fit

Gibson 19-22 GMC Sierra 1500 5.3L 3/2.5in Cat-Back Dual Split Exhaust System Stainless - Black Elite

$867.16

Borla

Part # 140767

Confirmed Fit

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB Touring Cat-Back (Use Fact Fascia Tips)

$1449.99

AWE Tuning

Part # 3015-42203

Confirmed Fit

AWE Tuning 4th Gen GM 1500 6.2L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Chrome Tips

$2433.01

Gibson

Part # 65688

Confirmed Fit

Gibson 19-22 GMC Sierra 1500 Denali 5.3L 3in/2.5in Cat-Back Dual Split Exhaust - Stainless

$691.46

Borla

Part # 140794

Confirmed Fit

Borla 2019 Silv/Sierra C/B Exhaust S-Type 1500 5.3L V8 AT 2&4WD EC STB(78.8) CC SB(69.3) 147.4 WB

$1097.99

Gibson

Part # 65712

Confirmed Fit

Gibson 19-23 Silverado/GMC Sierra 1500 5.3L Crew Cab Cat-Back Dual Extreme Exhaust

$838.92

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Pol Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

aFe

Part # 49-34102-P

Confirmed Fit

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Pol Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

$1684.00

Corsa 19-25 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

CORSA Performance

Part # 21201BPC

Confirmed Fit

Corsa 19-25 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

$2169.86

aFe Vulcan Series 3in 304SS Exhaust Cat-Back w/Blk Tip 2019 GM Silverado/Sierra 1500 V6-4.3L/V8-5.3L

aFe

Part # 49-34106-B

Confirmed Fit

aFe Vulcan Series 3in 304SS Exhaust Cat-Back w/Blk Tip 2019 GM Silverado/Sierra 1500 V6-4.3L/V8-5.3L

$1268.00

AWE Tuning

Part # 3015-22207

Confirmed Fit

AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Dual Side Exit (Flat Bumper) - Chrome Tips

$1308.63

Gibson

Part # 65690

Confirmed Fit

Gibson 19-22 GMC Sierra 1500 Denali 5.3L 3in/2.5in Cat-Back Dual Extreme Exhaust - Stainless

$830.68

aFe Vulcan Series 3in-2-1/2in 304 SS Cat-Back 2019 GM Silverado / Sierra 1500 V8-5.3L w/ Black Tips

aFe

Part # 49-34104-B

Confirmed Fit

aFe Vulcan Series 3in-2-1/2in 304 SS Cat-Back 2019 GM Silverado / Sierra 1500 V8-5.3L w/ Black Tips

$1532.00

Corsa 19-23 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

CORSA Performance

Part # 21200BPC

Confirmed Fit

Corsa 19-23 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

$1949.70

Frequently Asked Questions

Do these parts fit my 2021 Chevrolet Silverado 1500 LT Trail Boss?

This page groups parts listed for the 2021 Chevrolet Silverado 1500 LT Trail Boss. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What cat-back exhaust options are available for my 2021 Chevrolet Silverado 1500 LT Trail Boss?

We offer a wide selection of cat-back exhaust parts for the 2021 Chevrolet Silverado 1500 LT Trail Boss. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2021 Chevrolet Silverado 1500 LT Trail Boss?

We carry parts from trusted brands including Borla, aFe, CORSA Performance, AWE Tuning, and Gibson, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2021 Chevrolet Silverado 1500 LT Trail Boss parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2021 Chevrolet Silverado 1500 LT Trail Boss parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2021 Chevrolet Silverado 1500

2021 Chevrolet Silverado 1500

Shop by Problem

Other Chevrolet Silverado 1500 Years

LT Trail Boss · Cat-Back Exhaust (88 products)

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Blk Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

Gibson 19-23 Silverado/GMC Sierra 1500 5.3L Crew Cab Cat-Back Dual Extreme Exhaust

Borla 2019 Chevrolet Silverado 1500 6.2 w/ 147in WB 2.75in S-Type Catback Exhaust -Black Chrome Tips

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB Touring Cat-Back w/ Quad BC Round Tips

MagnaFlow 2019 Chevy Silverado 1500 V8 5.3L Street Series Quad Split Rear Exhaust w/ Polished Tips

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB S-Type Cat-Back w/ Quad CF Round Tips

K&N GM 1500 5.3L Crewcab Cat Back Exhaust Kit

Gibson 19-22 GMC Sierra 1500 5.3L 3/2.5in Cat-Back Dual Split Exhaust System Stainless - Black Elite

Borla 2019 Chevy Silverado 1500 5.3L V8 CC SB 147.4in WB Touring Cat-Back (Use Fact Fascia Tips)

AWE Tuning 4th Gen GM 1500 6.2L 0FG Catback Split Rear Exit (w/ Bumper Cutouts) - Quad Chrome Tips

Gibson 19-22 GMC Sierra 1500 Denali 5.3L 3in/2.5in Cat-Back Dual Split Exhaust - Stainless

Borla 2019 Silv/Sierra C/B Exhaust S-Type 1500 5.3L V8 AT 2&4WD EC STB(78.8) CC SB(69.3) 147.4 WB

Gibson 19-23 Silverado/GMC Sierra 1500 5.3L Crew Cab Cat-Back Dual Extreme Exhaust

aFe Vulcan Series 4-3in 304SS Exhaust Cat-Back w/ Pol Tips 2019 GM Silverado/Sierra 1500 V8-6.2L

Corsa 19-25 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

aFe Vulcan Series 3in 304SS Exhaust Cat-Back w/Blk Tip 2019 GM Silverado/Sierra 1500 V6-4.3L/V8-5.3L

AWE Tuning 4th Gen GM 1500 5.3L 0FG Catback Dual Side Exit (Flat Bumper) - Chrome Tips

Gibson 19-22 GMC Sierra 1500 Denali 5.3L 3in/2.5in Cat-Back Dual Extreme Exhaust - Stainless

aFe Vulcan Series 3in-2-1/2in 304 SS Cat-Back 2019 GM Silverado / Sierra 1500 V8-5.3L w/ Black Tips

Corsa 19-23 GMC Sierra 1500 Cat-Back Dual Rear Exit with Twin 4in Black Powder Coat Pro-Series Tips

Frequently Asked Questions

Do these parts fit my 2021 Chevrolet Silverado 1500 LT Trail Boss?

What cat-back exhaust options are available for my 2021 Chevrolet Silverado 1500 LT Trail Boss?

What brands make parts for the 2021 Chevrolet Silverado 1500 LT Trail Boss?

How fast do 2021 Chevrolet Silverado 1500 LT Trail Boss parts ship?

What warranty do your 2021 Chevrolet Silverado 1500 LT Trail Boss parts come with?