CHEVROLET TRAILBLAZER Thermostats, Housings & Fillers

Thermostat, 160 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Chevy, Pontiac, GMC, LS, Each

Part Number: SUM-365-160

4.24 out of 5 stars ( 38 )

Estimated Ship Date: Monday 9/29/2025

Water Neck, Aluminum, Black Anodized, Swivel, 60 Degree, Chevrolet, LS, Each

Part Number: MRG-2670BK

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 160 Degrees Opening Temp Rating, Copper/Steel, Gaskets, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: LPE-L310065307

4.31 out of 5 stars ( 49 )

Estimated Ship Date: Oct 9, 2025 if ordered today

Thermostat, 160 Degree, High-Flow, Copper/Brass, Chevy, LS, Each

Part Number: MRG-6367

4.19 out of 5 stars ( 16 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 180 Degree, High-Flow, Copper/Brass, GM, LS, Each

Part Number: MRG-6368

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/29/2025

Water Neck, O-ring Sealing Style, Aluminum, Natural, 186 degree Thermostat, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-15-11057

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, Mechanical, OE, 187 degrees, Standard-flow, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-131-160

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 160 Degrees Opening Temperature Rating, Copper/Steel, Gaskets, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: LPE-L310015204

4.2 out of 5 stars ( 30 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 160 Degree, Bypass Valve, Copper/Brass, GM, Each

Part Number: SUM-367-160

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 180 Degrees Opening Temperature Rating, Copper/Steel, Gaskets, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: LPE-L310055204

2.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Copper/Brass, Each

Part Number: ADO-131-156

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 160 Degrees, Each

Part Number: GRN-53060S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, Spec-R, with Seal, 160 Degrees F, Stainless Steel/Copper, Universal, Each

Part Number: SNN-MRD105

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Water Neck, Aluminum, Polished, Straight Up, 1.50 in. Hose, GM, LS Engine, Each

Part Number: MRG-2671NA

3.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/29/2025

Thermostat, 174 Degrees Opening Temp Rating, Copper/Steel, Cadillac, Chevy, GMC, Hummer, Each

Part Number: LPE-L310155307

3.33 out of 5 stars ( 21 )

Estimated Ship Date: Oct 14, 2025 if ordered today

Thermostat, Spec-R, with Seal, 160 Degrees F, Steel/Copper, Universal, Each

Part Number: SNN-MRD104

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Thermostats, Mechanical,GM LS Series Cast Aluminum 90° Water Neck Outlet & Thermostat (GM 5.7L, 6.0L, 6.2L), as-cast, Temp 82°C/180°F

Part Number: PQX-5234683

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Engine Coolant Thermostat Housing Assembly, Thermostat Housing With Thermostat

Part Number: RNB-902-2981

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Water Neck and Thermostat Housing, Stock, Cast Aluminum, Natural, Chevrolet, GMC, Workhorse, Each

Part Number: RNB-902-836

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

WATER NECK OUTLET & THERMOSTAT, GM LS Series, Cast Aluminum 90°, (GM 5.7L, 6.0L, 6.2L), Black, Temp 82°C/180°F

Part Number: PQX-5234687

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

Water Neck Outlet, Billet Aluminum, Polished, Straight, LS1, LS2, LS7, Each

Part Number: PQX-5234613

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order

Thermostat Water Outlet Assembly

Part Number: RNB-902-800

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

• Special Order

MODE DOOR RPR KIT 2

Part Number: RNB-902-2836

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

Thermostats, Mechanical,GM LS Series Cast Aluminum 90° Water Neck Outlet & Thermostat (GM 5.7L, 6.0L, 6.2L), Polished, Temp 82°C/180°F

Part Number: PQX-5234693

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Special Order