Exhaust Components for 2021 GMC Yukon XL
No.
Part # / Description / Price
Price
2
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
$0.33
MSRP $0.45
$0.33
4
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
5
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
$4.30
MSRP $7.10
$4.30
6
Catalytic Converter 1 GM
GM Description: Escalade. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Nox scr/doc converter. Yukon. 3.0l diesel.
MSRP $294.38
$194.29
MSRP $294.38
$194.29
7
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
$3.30
MSRP $4.55
$3.30
8
Exhaust Front Hanger GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.14
$6.64
MSRP $9.14
$6.64
10
MSRP $385.90
$254.69
11
Intermediate Pipe Clamp GM
GM Notes: PARTS: Part included with intermediate pipe.
Description: 3.0L diesel, 2021-24. Single exhaust, 2020-22. Single exhaust, 2023-25. 3.0L diesel dual exhaust 2025.
12
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
$22.84
MSRP $31.46
$22.84
13
Muffler & Pipe Assembly GM
GM Description: 3.0L diesel, 2021-24. Single exhaust. Escalade. 3.0l diesel. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel.
$191.79
$191.79
14
Exhaust System Rear Gasket GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.01
$5.08
MSRP $7.01
$5.08
16
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
$21.24
MSRP $29.24
$21.24
17
Heat Shield GM
GM Description: 3.0L diesel dual exhaust 2021-24. center front. 6.2L. center front. 3.0L diesel single exhaust. center front.
MSRP $58.34
$40.25
MSRP $58.34
$40.25
18
Heat Shield GM
GM Description: 5.3L, center, rear. 3.0L diesel, center rear, Escalade. 6.2L supercharged, center rear, Escalade. 3.0L diesel dual exhaust 2025. center. 3.0L diesel single exhaust. center rear. 5.3 & 6.2L dual exhaust. center rear.
MSRP $13.67
$9.92
MSRP $13.67
$9.92
19
Exhaust Rear Underbody Heat Shield GM
GM Description: 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 $50.70
$34.98
MSRP $50.70
$34.98
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
1
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
$1,035.50
MSRP $1,583.33
$1,035.50
3
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
$10.81
MSRP $14.88
$10.81
9
Exhaust System Insulator GM
GM Notes: PARTS: Part included with hanger.
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
$42.53
MSRP $61.63
$42.53
12
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
$22.74
MSRP $31.32
$22.74
13
F Muffler GM
GM Description: 3.0L diesel, 2021-24. Dual exhaust. 3.0L diesel, Escalade ESV.
MSRP $799.31
$524.85
MSRP $799.31
$524.85
15
MSRP $40.93
$29.72
15
MSRP $40.93
$29.72
16
Driver Side Exhaust Tail Pipe Heat Sleeve GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $230.47
$154.11
MSRP $230.47
$154.11
16
Passenger Side Exhaust Tail Pipe Heat Sleeve GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $230.47
$154.11
MSRP $230.47
$154.11
16
Driver Side Exhaust Tail Pipe Heat Sleeve GM
GM Positions: Left
Description: 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 $230.47
$154.11
MSRP $230.47
$154.11
16
Passenger Side Exhaust Tail Pipe Heat Sleeve GM
GM Positions: Right
Description: 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 $230.47
$154.11
MSRP $230.47
$154.11
19
Heat Shield GM
GM Description: 3.0L diesel, 2021-24, center, rear. 5.3L, center, rear. 5.3 & 6.2L, center, rear. 3.0L diesel, center rear, Escalade ESV. 6.2L supercharged, center rear, Escalade ESV. 3.0L diesel dual exhaust 2025. center.
MSRP $21.92
$15.91
MSRP $21.92
$15.91
20
Exhaust Rear Underbody Heat Shield GM
GM Description: 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 $33.65
$24.43
MSRP $33.65
$24.43
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
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
$1,035.50
MSRP $1,583.33
$1,035.50
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 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
$14.51
MSRP $19.99
$14.51
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
$1,035.50
MSRP $1,583.33
$1,035.50
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.