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Home 2025 GMC Yukon Denali Ultimate 3.0L L6 - Diesel Gaskets & Sealing Systems

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2025 GMC Yukon

Denali Ultimate 3.0L L6 - Diesel

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Gaskets & Sealing Systems for 2025 GMC Yukon

Diagram 1 1. Catalytic Converter Diagram 2 2. Exhaust Manifold 3. Exhaust Pipe Connector Gasket
Gaskets & Sealing Systems for 2025 GMC Yukon #0
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No.
Part # / Description / Price
Price
1
40009609 - Exhaust: Catalytic Converter for GM Image
Converter 1
40009609
GM GM
Description: Single exhaust, 2023-26. 3.0L diesel dual exhaust 2023-26.
MSRP $1,443.57
$952.75
MSRP $1,443.57
$952.75
2
55494570 - Exhaust: Catalytic Converter Gasket for GM Image
Catalytic Converter Gasket
55494570
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 $0.86
$0.62
MSRP $0.86
$0.62
3
55503171 - Exhaust: Catalytic Converter Clamp for GM Image
Catalytic Converter Clamp
55503171
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
$10.72
MSRP $14.88
$10.72
4
86535357 - Exhaust: Converter & Pipe for GM Image
Catalytic Converter 1
86535357
GM GM
Description: Silverado, sierra. 3.0l diesel. Upper. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Nox scr/doc converter. Yukon. 3.0l diesel. 3.0L diesel dual exhaust 2025-26. 3.0L diesel single exhaust 2025-26.
MSRP $408.52
$270.85
MSRP $408.52
$270.85
5
84763642 - Exhaust: Catalytic Converter Gasket for GM Image
Exhaust System Front Gasket
84763642
GM GM
Positions: Center rear
Description: Dual exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.58
$2.58
MSRP $3.58
$2.58
6
40009135 - Exhaust: Converter & Pipe Bracket for GM Image
Converter & Pipe Bracket
40009135
GM GM
Description: For Converter. 3.0L diesel dual exhaust 2025-26.
MSRP $86.14
$57.88
MSRP $86.14
$57.88
7
84482352 - Exhaust: Hanger for GM Image
Exhaust Front Hanger
84482352
GM GM
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.37
$6.76
MSRP $9.37
$6.76
8
25872426 - Exhaust: Hanger Insulator for GM Image
Exhaust System Insulator
25872426
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 $63.16
$43.59
MSRP $63.16
$43.59
9
85712190 - Exhaust: Intermediate Pipe for GM Image
Intermediate Pipe
85712190
GM GM
Description: Tahoe. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel dual exhaust 2025-26.
MSRP $296.13
$196.34
MSRP $296.13
$196.34
10
86799823 - Exhaust: Intermediate Pipe Clamp for GM Image
Intermediate Pipe Clamp
86799823
GM GM
Notes: PARTS: Part included with intermediate pipe.
Description: Single exhaust, 2023-26. Dual exhaust, 2020-22. 3.0L diesel dual exhaust 2025-26.
MSRP $21.37
$15.38
MSRP $21.37
$15.38
11
23469850 - Exhaust: Intermediate Pipe Insulator for GM Image
Exhaust System Hanger Insulator
23469850
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 $32.10
$23.11
MSRP $32.10
$23.11
12
40009243 - Exhaust: Actuator for GM Image
Exhaust Back Pressure Regulator
40009243
GM GM
Description: Single exhaust, 2023-26. 3.0L diesel dual exhaust 2025-26. Actuator.
MSRP $152.16
$85.21
MSRP $152.16
$85.21
13
86825892 - Exhaust: Rear Muffler for GM Image
Rear Muffler
86825892
GM GM
Description: 3.0L diesel dual exhaust 2025-26.
$605.87
$605.87
13
87816557 - Exhaust: Exhaust Muffler for GM Image
Rear Muffler
87816557
GM GM
Description: Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel single exhaust 2025-26. Rear muffler.
$215.54
$215.54
14
84407371 - Exhaust: Rear Muffler Gasket for GM Image
Exhaust System Rear Gasket
84407371
GM GM
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.01
$5.04
MSRP $7.01
$5.04
15
85049693 - Exhaust: Rear Muffler Hanger for GM Image
Hanger
85049693
GM GM
Positions: Left
Description: 6.2L supercharged. 5.3 & 6.2L dual exhaust. 3.0L diesel dual exhaust 2025-26.
MSRP $41.95
$28.95
MSRP $41.95
$28.95
15
85049694 - Exhaust: Rear Muffler Hanger for GM Image
F Hanger
85049694
GM GM
Positions: Right
Description: 6.2L supercharged. 5.3 & 6.2L dual exhaust. 3.0L diesel dual exhaust 2025-26.
MSRP $41.95
$28.95
MSRP $41.95
$28.95
16
86788519 - Exhaust: Heat Shield for GM Image
Heat Shield
86788519
GM GM
Description: 5.3L, center, front. Single exhaust, 2023-26, front, center. 5.3 & 6.2L dual exhaust. center front. 3.0L diesel dual exhaust 2025-26. front.
MSRP $59.81
$41.26
MSRP $59.81
$41.26
17
84856597 - Exhaust: Heat Shield for GM Image
Heat Shield
84856597
GM GM
Description: 3.0L diesel, 2021-24, center, rear. 5.3L, center, rear. Single exhaust, 2023-26, center. 3.0L diesel, center rear, Escalade. 6.2L supercharged, center rear, Escalade. 3.0L diesel dual exhaust 2025-26. center. 5.3 & 6.2L dual exhaust. center rear.
MSRP $14.02
$10.09
MSRP $14.02
$10.09
18
84687184 - Exhaust: Heat Shield for GM Image
Exhaust Rear Underbody Heat Shield
84687184
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 $51.97
$35.86
MSRP $51.97
$35.86
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.