Diesel Aftertreatment System for 2025 Chevrolet Suburban
No.
Part # / Description / Price
Price
1
Diesel Exhaust Fluid (Def) Tank 
GM
GM Description: Suburban. 3.0l diesel. Tahoe. 3.0l diesel. From 05/09/22. Yukon. 3.0l diesel. 3.0L diesel emission reduction system.
MSRP $1,881.36 CAD
$1,759.26 CAD
MSRP $1,881.36 CAD
$1,759.26 CAD
2
$47.64 CAD
3
Module GM
GM Description: Emission reduction level. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, emission reduction system. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Escalade. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel emission reduction system.
MSRP $246.61 CAD
$230.61 CAD
MSRP $246.61 CAD
$230.61 CAD
4
Diesel Exhaust Fluid (Def) System Main Wiring Harness GM
GM Notes: PARTS: Part included with tank.
Description: 3.0L diesel emission reduction system.
MSRP $279.37 CAD
$228.00 CAD
MSRP $279.37 CAD
$228.00 CAD
5
MSRP $85.98 CAD
$85.14 CAD
6
MSRP $162.41 CAD
$160.81 CAD
7
Lower Cover GM
GM Description: 3.0L diesel emission reduction system. Lower cover.
MSRP $55.75 CAD
$55.19 CAD
MSRP $55.75 CAD
$55.19 CAD
8
$35.65 CAD
9
Filler Pipe GM
GM Description: 3.0L diesel emission reduction system. Filler pipe.
MSRP $150.20 CAD
$148.70 CAD
MSRP $150.20 CAD
$148.70 CAD
10
$78.76 CAD
12
Diesel Exhaust Fluid (Def) Injector GM
GM Description: Silverado, sierra. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. 3.0L diesel emission reduction system.
MSRP $288.67 CAD
$269.91 CAD
MSRP $288.67 CAD
$269.91 CAD
13
Injector Seal GM
GM Notes: PARTS: Part included with injector.
Description: 3.0L diesel emission reduction system.
$35.59 CAD
$35.59 CAD
14
MSRP $52.22 CAD
$51.71 CAD
15
MSRP $281.36 CAD
$263.09 CAD
No.
Part # / Description / Price
Price
1
Diesel Particulate Filter GM
GM Description: Lower. Nox converter with filter. Yukon. 3.0l diesel.
$2,755.87 CAD
$2,755.87 CAD
3
Catalytic Converter Clamp GM
GM Description: 3.0L diesel, 2021-24. Single exhaust, 2023-25. 3.0L diesel dual exhaust 2025.
$65.51 CAD
$65.51 CAD
5
Converter & Pipe Gasket GM
GM Description: 3.0L diesel, 2021-24. Dual exhaust, 2020-22. Dual exhaust, 2023-25. 3.0L diesel, 2025.
$16.20 CAD
$16.20 CAD
9
Exhaust Intermediate Pipe GM
GM Description: Yukon XL. 3.0l diesel. 3.0L diesel dual exhaust 2025.
$662.58 CAD
$662.58 CAD
10
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.
$74.65 CAD
$74.65 CAD
14
Rear Muffler GM
GM Description: 3.0L diesel, 2025. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Yukon. 3.0l diesel.
$418.61 CAD
$418.61 CAD
15
Rear Muffler Gasket GM
GM Description: 3.0L diesel dual exhaust 2025. 3.0L diesel single exhaust.
$6.85 CAD
$6.85 CAD
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.
$71.88 CAD
$71.88 CAD
18
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.
$53.84 CAD
$53.84 CAD