Exhaust Components for 2021 Chevrolet Silverado 1500
No.
Part # / Description / Price
Price
1
Catalytic Converter 1 
GM
GM Description: Silverado, sierra. 3.0l diesel. Lower. Dual exhaust.
MSRP $458.33
$298.65
MSRP $458.33
$298.65
2
Exhaust System Front Gasket GM
GM Description: Dual exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $4.55
$4.10
MSRP $4.55
$4.10
6
MSRP $546.44
$356.06
6
MSRP $583.32
$380.09
8
Exhaust System Hanger Insulator GM
GM Description: 2018-20, 3 hole. Single exhaust, front. 6.6L diesel, 3-hole. Dual exhaust, front. 2.7L, front. 4.3L, front. 3.6L 2017-21. front. 2.8 turbo diesel rear section. Helps secure and support your vehicle's exhaust pipe to the underside of the vehicle
Helps prevent excessive vibration and noise from entering the interior cabin
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $31.32
$24.43
MSRP $31.32
$24.43
9
Exhaust System Hanger Insulator GM
GM Description: Helps secure and support your vehicle's exhaust pipe to the underside of the vehicle
Helps prevent excessive vibration and noise from entering the interior cabin
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
MSRP $31.46
$24.54
MSRP $31.46
$24.54
11
$157.76
12
Exhaust Gasket GM
GM Description: Dual exhaust. 1.5L turbo. 3.6L. 1.6L. 1.8L, center and rear. 2.5L, with dual muffler. 2.0L turbo, 2011-2013. 2.4L. Helps provide a tight seal for various components of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.60
$1.44
MSRP $1.60
$1.44
14
Tailpipe Extension GM
GM Positions: Left
Description: Silverado, sierra. 3.0l. Left. Dual exhaust, 2020-22. Dual exhaust, 2023-25.
$146.88
$146.88
14
Tailpipe Extension GM
GM Positions: Right
Description: Silverado, sierra. 3.0l. Right. Dual exhaust, 2020-22. Dual exhaust, 2023-25.
$146.88
$146.88
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
No.
Part # / Description / Price
Price
3
Exhaust Back Pressure Valve GM
GM Description: Single exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
4
Exhaust Gas Recirculation (EGR) Valve Inlet Gasket GM
GM Description: Dual exhaust. Helps provide a leak-free seal
Allows exhaust pollutants to enter the engine for re-burn
Helps the engine emission system operate properly
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.10
$5.33
MSRP $7.10
$5.33
5
Diesel Particulate Filter 1 GM
GM Description: Silverado, sierra. 3.0l diesel. Upper. Tahoe. 3.0l diesel. Single exhaust, 2020-22. Nox converter with filter. Escalade ESV. 3.0l diesel. Suburban. 3.0l diesel. Yukon. 3.0l diesel.
MSRP $1,583.33
$1,024.10
MSRP $1,583.33
$1,024.10
6
Muffler & Pipe GM
GM Description: Single exhaust, 2020-22, crew cab 6.6 ft box. Single exhaust, crew cab, 6.6 ft bed.
$270.42
$270.42
6
Muffler & Pipe GM
GM Description: Single exhaust, 2020-22, crew cab 5.8 ft box. Single exhaust, crew cab, 5.8 ft bed. Single exhaust, 2020-22, double cab.
MSRP $459.47
$299.39
MSRP $459.47
$299.39
7
Intermediate Pipe Clamp GM
GM Notes: PARTS: Part included with muffler & pipe.
Description: 3.0L diesel, 2021-24. Single exhaust, 2020-22. Single exhaust, 2023-25. 3.0L diesel dual exhaust 2025.
MSRP $21.37
$16.67
MSRP $21.37
$16.67
11
Exhaust Heat Shield GM
GM Description: Single exhaust, front, outer. 6.6L gas, front, #2. Dual exhaust, front, outer. 2.7L, front, outer. 4.3L, front, outer. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $29.24
$22.82
MSRP $29.24
$22.82
12
Heat Shield GM
GM Description: Single exhaust, front, center. 6.6L gas, front, #1. 6.6L diesel, front, #2. 2.7L, front, center. Dual exhaust, 2020-22, front, center. Dual exhaust, 2023-25, front, center. 4.3L, front, center. 5.3 & 6.2L dual exhaust. front center.
MSRP $22.58
$17.60
MSRP $22.58
$17.60
13
Heat Shield GM
GM Description: 6.6L gas, center, crew cab. 6.6L diesel, center, crew cab. Dual exhaust, center, crew cab. 2.7L, center, crew cab. Single exhaust, 2020-22, center. Single exhaust, 2023-25, center. 4.3L, center, crew cab. Single exhaust, center, crew cab. 5.3 & 6.2L dual exhaust. center.
MSRP $10.78
$9.06
MSRP $10.78
$9.06
14
Exhaust Front Heat Shield GM
GM Description: Dual exhaust, rear. 4.3L, rear, without 8 ft box. 2.7L, rear, without 8 ft box. Single exhaust, rear. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $100.73
$66.18
MSRP $100.73
$66.18
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
Related Parts
Part # / Description / Price
Price
Catalytic Converter Gasket GM
GM Notes: PARTS: Part included with catalytic converter.
Description: Helps provide a tight seal for your vehicle's catalytic converter
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.45
$0.41
MSRP $0.45
$0.41
Catalytic Converter Clamp GM
GM Description: Helps provide a tight seal for your vehicle's catalytic converter and exhaust pipe connection
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $14.88
$12.50
MSRP $14.88
$12.50
Catalytic Converter Brace Bracket GM
GM Description: Helps align and secure your vehicle's catalytic converter
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.99
$15.59
MSRP $19.99
$15.59
Exhaust System Insulator GM
GM Description: 6.0L. 3.6L, 2015-16. 3.6L 2017-21. Helps secure and support your vehicle's exhaust pipe to the underside of the vehicle
Helps prevent excessive vibration and noise from entering the interior cabin
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $61.63
$43.23
MSRP $61.63
$43.23
OEM NEW 2019-2020 GM Chevrolet GMC Sierra Left Side Exhaust Heat Shield 84434641 GM
GM Positions: Left
Description: Silverado, sierra. 5.3l. Dual exhaust. Left. Silverado, sierra. 6.2l. With super cruise.
MSRP $237.45
$155.29
MSRP $237.45
$155.29
Tail Pipe Extension GM
GM Positions: Right
Description: Silverado, sierra. 5.3l. Right. Silverado, sierra. 6.2l. With super cruise.
MSRP $224.51
$146.83
MSRP $224.51
$146.83