Promotion: Get 20% Off Shipping on orders over $200
menu shopping_cart
Search Bar 2
Search Bar 4
Search Bar 6
Acura Buick Cadillac Chevrolet Chrysler Dodge Fiat Ford GMC Honda Hummer
Hyundai Jeep Lincoln Mercury Nissan Oldsmobile Pontiac Ram Saturn Scion Toyota
Air Conditioning Parts Air Filters Alternators Ball Joints Belts Brake Calipers Brake Drums Brake Pads Brake Rotors Brakes Brake Shoes Bushing & Bearings Cabin Filters Coils Coil Springs Control Arms Distributor Caps Door Latches Fan Parts Fuel Injectors Fuses Gauges
Generators Lift Supports Oil Filters Oxygen Sensors Pulleys Radiator Hoses Radiators Rear Wiper Blades Sensors Shocks & Struts Spark Plugs Starters Starter Solenoids Thermostats Timing Belts Trailer Towing Parts Water Pumps Windshield Washer Pumps Windshield Wiper Arms Windshield Wiper Refills Windshield Wipers
Air Deflectors Cargo Trays Brake Lights Door Handles Exterior Accessories Floor Mats Headlights Interior Accessories Lighting Mirrors Roof Racks Side Mirrors Splash Guards Sunvisors Tail Lamps
About Us Contact Us Reviews FAQ Order Status Login Shipping Policy Return Policy
Home 2026 Chevrolet Silverado 1500 Custom Trail Boss 3.0L L6 - Diesel Gaskets & Sealing Systems

My Garage

2026 Chevrolet Silverado 1500

Custom Trail Boss 3.0L L6 - Diesel

Change Vehicle

Categories

Belts & Cooling
Belts & Cooling
Browse Categories

Gaskets & Sealing Systems for 2026 Chevrolet Silverado 1500

Diagram 1 1. Water Pump Diagram 2 2. Oil Cooler 3. Automatic Transmission Oil Cooler Hose O-Ring
Gaskets & Sealing Systems for 2026 Chevrolet Silverado 1500 #0
1
10
11
12
13
14
15
16
19
2
21
22
3
4
5
6
7
8
9
9
No.
Part # / Description / Price
Price
1
40009321 - Cooling System: Water Pump for GM Image
Water Pump
40009321
GM GM
Description: Silverado, sierra. 3.0L diesel. Suburban. Tahoe. 2023-26. Yukon XL. Incl.Gasket & Pulley.
MSRP $145.95
$83.56
MSRP $145.95
$83.56
2
55490545 - Cooling System: Water Pump Gasket for GM Image
Water Pump Gasket
55490545
GM GM
Notes: PARTS: Part included with water pump.
Description: 3.0L diesel. May be made from fiber or a rubberized composite material
MSRP $3.84
$2.40
MSRP $3.84
$2.40
3
11548003 - Cooling System: Water Pump Bolt for GM Image
Water Pump Bolt
11548003
GM GM
Description: 2023-26, m5x.8x25. 2020-22. 2.7L turbo, rwd. 2.7L turbo, awd. 1.2L. 2.0L turbo. 3.0L diesel. 5x25mm. 2019. 5.5L. Ignition coil,bolt.
MSRP $7.20
$5.13
MSRP $7.20
$5.13
4
40009452 - Cooling System: Control Valve for GM Image
Engine Coolant Thermostat Kit
40009452
GM GM
Description: Suburban. Tahoe. Yukon. Control Valve. Incl.Gasket. 2023-26 3.0L diesel.
MSRP $186.18
$121.51
MSRP $186.18
$121.51
5
55496127 - Cooling System: Control Valve Seal for GM Image
Engine Coolant Thermostat Housing Gasket
55496127
GM GM
Notes: PARTS: Part included with control valve.
Description: Silverado, sierra. 3.0L diesel. Helps seal the gap between the exterior of your vehicle's thermostat housing and the exterior of the engine to help prevent leakage
MSRP $1.72
$1.08
MSRP $1.72
$1.08
7
55496156 - Cooling System: Water Inlet Pipe Gasket for GM Image
Radiator Outlet Pipe Seal
55496156
GM GM
Notes: PARTS: Part included with water inlet pipe.
Description: Silverado, sierra. 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $6.67
$5.00
MSRP $6.67
$5.00
8
55496921 - Cooling System: Water Inlet Hose for GM Image
Thermal Bypass Hose
55496921
GM GM
Description: 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $17.13
$12.85
MSRP $17.13
$12.85
9
11611503 - Cooling System: Water Inlet Hose Clamp for GM Image
Multi-Purpose Clamp
11611503
GM GM
Description: 3.0L twin-turbo, intake mounted. 4.2L twin-turbo, front section. 1.2L, upper. Rear cooling, upper hose. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $24.93
$16.91
MSRP $24.93
$16.91
9
11570871 - Belts & Cooling: Engine Coolant Bypass Pipe Clamp for GM Image
Multi-Purpose Clamp
11570871
GM GM
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $6.64
$4.73
MSRP $6.64
$4.73
10
55492656 - Cooling System: By-Pass Hose for GM Image
Thermostat Bypass Hose
55492656
GM GM
Description: 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $70.22
$46.45
MSRP $70.22
$46.45
11
55496955 - Cooling System: By-Pass Hose Gasket for GM Image
Engine Coolant Thermostat Housing Gasket
55496955
GM GM
Description: 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.26
$0.79
MSRP $1.26
$0.79
12
85044187 - Belts & Cooling: Engine Coolant Pipe for GM Image
Radiator Coolant Hose
85044187
GM GM
Description: 3.0L diesel. 2023-26. Charge Air Cooling.
MSRP $79.40
$55.26
MSRP $79.40
$55.26
13
55496954 - Cooling System: Engine Coolant Pipe Gasket for GM Image
Engine Coolant Thermostat Housing Gasket
55496954
GM GM
Description: Silverado, sierra. 3.0L diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.26
$0.79
MSRP $1.26
$0.79
13
55496956 - Belts & Cooling: Engine Coolant Pipe Gasket for GM Image
Water Feed Tube Gasket
55496956
GM GM
Description: 3.0L diesel.
MSRP $0.77
$0.55
MSRP $0.77
$0.55
13
55496996 - Belts & Cooling: Engine Coolant Pipe Gasket for GM Image
EGR Cooler Inlet Pipe Gasket
55496996
GM GM
Description: This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $5.38
$3.36
MSRP $5.38
$3.36
14
40009535 - Cooling System: Air Hose for GM Image
Air Hose
40009535
GM GM
Description: 2023-26. 3.0L diesel. Air hose.
MSRP $65.77
$43.51
MSRP $65.77
$43.51
14
87832616 - Belts & Cooling: Engine Coolant Overflow Hose for GM Image
Outlet Hose
87832616
GM GM
Description: 3.0L diesel. 2023-26.
MSRP $69.52
$48.38
MSRP $69.52
$48.38
14
85044164 - Belts & Cooling: Engine Coolant Overflow Hose for GM Image
Inlet Hose
85044164
GM GM
Description: 2023-26 3.0L diesel. Inlet hose. 2020-22 3.0L diesel.
MSRP $72.58
$50.51
MSRP $72.58
$50.51
14
85044183 - Belts & Cooling: Engine Coolant Overflow Hose for GM Image
Vent Hose
85044183
GM GM
Positions: Upper
Description: 3.0L diesel. upper. 2020-22 3.0L diesel. #1. 2023-26 3.0L diesel. #1.
MSRP $55.15
$38.38
MSRP $55.15
$38.38
15
40009481 - Cooling System: By-Pass Hose for GM Image
By-Pass Hose
40009481
GM GM
Description: Silverado, sierra. Egr bypass outlet. Engine Cooling. Thermostat Housing to Pipe. 2023-26. 3.0L diesel. By-pass hose.
MSRP $12.18
$7.61
MSRP $12.18
$7.61
16
55511710 - Cooling System: By-Pass Pipe for GM Image
By-Pass Pipe
55511710
GM GM
Description: Silverado, sierra. Valve to egr cooler. 2023-26. 3.0L diesel. By-pass pipe.
MSRP $27.57
$19.68
MSRP $27.57
$19.68
19
85046337 - Belts & Cooling: Radiator Coolant Hose for GM Image
Lower Hose
85046337
GM GM
Positions: Lower
Description: Silverado, sierra. 3.0L diesel. Suburban. 2023-26. Tahoe. Escalade ESV. Yukon XL. Engine Cooling.
MSRP $85.60
$59.58
MSRP $85.60
$59.58
21
55490805 - Cooling System: Temp Sensor for GM Image
Engine Coolant Temperature Sensor
55490805
GM GM
Description: Engine Cooling. Location-Coolant Pipe. Location-Engine Block. 3.0L diesel, control valve. Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions
MSRP $14.18
$8.86
MSRP $14.18
$8.86
22
55497116 - Belts & Cooling: Engine Coolant Temperature Sensor for GM Image
Engine Coolant Temperature Sensor
55497116
GM GM
Description: Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions
MSRP $13.26
$8.29
MSRP $13.26
$8.29