Radiators, Coolers & Related Components for 2025 GMC Sierra 3500 HD
No.
Part # / Description / Price
Price
1
Engine Auxiliary Radiator 
GM
GM Description: 6.6L diesel, fuel cooling. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Lightweight; the radiators have a positive heat transfer to weight ratio
Corrosion-resistant aluminum designed core helps optimize the radiators long lasting service life
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $340.84
$224.95
MSRP $340.84
$224.95
1
Acdelco™ Auxiliary Radiator GM
GM Description: 6.6L diesel, fuel cooling. Auxiliary. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.
2
Outlet Hose GM
GM Description: 6.6L diesel, fuel cooling. Silverado, Sierra 2500 HD. Outlet. Silverado, Sierra 3500 HD.
MSRP $192.64
$127.14
MSRP $192.64
$127.14
3
Inlet Hose GM
GM Description: Silverado, Sierra 2500 HD. Inlet. Silverado, Sierra 3500 HD. 6.6L diesel, fuel cooling, to 09/19/2024.
MSRP $121.41
$80.85
MSRP $121.41
$80.85
4
MSRP $29.21
$19.98
5
Reservoir Cap GM
GM Description: 3.0L diesel. 6.6L diesel, fuel cooling. 1.8L, generator cooling. 2020-22. 2023-25. 6.2L supercharger. HVAC System. Location-Reservoir. Charge Air Cooling.
MSRP $9.88
$5.93
MSRP $9.88
$5.93
6
MSRP $88.60
$56.04
7
MSRP $225.69
$141.54
8
MSRP $108.23
$68.48
9
MSRP $199.40
$110.67
No.
Part # / Description / Price
Price
1
Oil Pan GM
GM Description: Silverado, Sierra 2500 HD. Upper. 6.6L diesel, lower components. Silverado, Sierra 3500 HD.
MSRP $243.95
$152.99
MSRP $243.95
$152.99
3
Oil Pan GM
GM Description: Silverado, Sierra 2500 HD. From 07/11/23. Silverado, Sierra 3500 HD. 6.6L diesel, lower components, from 07/11/2022.
MSRP $126.65
$80.15
MSRP $126.65
$80.15
9
Oil Cooler GM
GM Description: Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, lower components.
MSRP $455.98
$300.95
MSRP $455.98
$300.95
13
Oil Filter GM
GM Description: 6.6L diesel, lower components. STS, STS-v. 4.4l. XLR. 4.4l.
MSRP $11.23
$6.73
MSRP $11.23
$6.73
No.
Part # / Description / Price
Price
1
Oil Pan GM
GM Description: Silverado, Sierra 2500 HD. Upper. 6.6L diesel, lower components. Silverado, Sierra 3500 HD.
MSRP $243.95
$152.99
MSRP $243.95
$152.99
2
Engine Oil Level Indicator Switch GM
GM Notes: PARTS: Part included with upper oil pan.
Description: Incl.Seal. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $15.81
$10.81
MSRP $15.81
$10.81
3
Oil Pan GM
GM Description: Silverado, Sierra 2500 HD. From 07/11/23. Silverado, Sierra 3500 HD. 6.6L diesel, lower components, from 07/11/2022.
MSRP $126.65
$80.15
MSRP $126.65
$80.15
4
MSRP $15.74
$10.76
5
MSRP $11.52
$7.88
6
Multi-Purpose O-Ring GM
GM Notes: PARTS: Part included with dipstick.
Description: Helps prevent leaks in various components of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $17.88
$12.23
MSRP $17.88
$12.23
7
MSRP $31.02
$21.23
8
Dipstick Seal GM
GM Notes: PARTS: Part included with oil tube.
Description: 2017-19. 6.6L diesel, lower components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.47
$2.38
MSRP $3.47
$2.38
9
Engine Oil Cooler GM
GM Description: 6.6L diesel, lower components. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Helps maintain proper engine oil operating temperatures
Manufactured to GM OE specification for fit, form, and function
9
Oil Cooler GM
GM Description: Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 6.6L diesel, lower components.
MSRP $455.98
$300.95
MSRP $455.98
$300.95
10
Engine Oil Cooler Adapter GM
GM Description: 6.6L diesel, lower components. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
MSRP $19.52
$13.36
MSRP $19.52
$13.36
11
Engine Oil Cooler Adapter Gasket GM
GM Description: Adapter To Block. 6.6L diesel, engine side. 2017-19, engine side. 6.6L diesel, lower components, upper. 2015-16, engine side.
Manufactured to GM OE specification for fit, form, and function
MSRP $7.94
$5.42
MSRP $7.94
$5.42
12
Engine Oil Cooler Adapter Gasket GM
GM Description: 6.6L diesel, lower components, lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.19
$6.29
MSRP $9.19
$6.29
13
Oil Filter GM
GM Description: 6.6L diesel, lower components. STS, STS-v. 4.4l. XLR. 4.4l.
MSRP $11.23
$6.73
MSRP $11.23
$6.73
14
Engine Oil Filter Connector GM
GM Notes: PARTS: Part included with oil cooler.
Description: 6.6L diesel, lower components. 3.6l. 1.5L. 2.5L. 1.2L turbo. Without powertrain cooling. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.56
$14.06
MSRP $20.56
$14.06