OEM Parts. Best Prices. Guaranteed Fit.
Bulk Order
Contact Us Here

Categories

Browse Categories

Diesel Aftertreatment System for 2025 GMC Sierra 1500

Part # / Description / Price
Price
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 $198.18
$108.49
MSRP $198.18
$108.49
Temp Sensor
GM GM
Description: Position 2. 3.0L diesel, sensors, position 1. 3.0L diesel, 2023-26. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Position 1 (turbocharger). Yukon. 3.0l diesel. 3.0L diesel 2025-26 sensors. upper.
$119.81
$119.81
Temp Sensor
GM GM
Description: Silverado, sierra. Position 1. Yukon. 3.0l diesel. 3.0L diesel 2025-26 sensors. lower.
MSRP $114.90
$71.72
MSRP $114.90
$71.72
Reductant Control Module
GM GM
Description: ACDelco Reductant Control Module (Part Number: 40009451) is an emission-control module that manages reductant (DEF) dosing for diesel emission reduction systems. Function: Controls reductant dosing and monitors emission reduction system operation for diese ...
MSRP $185.36
$101.47
MSRP $185.36
$101.47
Converter 1
GM GM
Description: Single exhaust, 2023-26. 3.0L diesel dual exhaust 2023-26.
$1,501.32
$1,501.32
Reservoir
GM GM
Description: Fluid tank. Silverado, sierra. Emission reduction system, 3.0L diesel.
$1,038.29
$1,038.29
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.