1998 GMC Cooling & Heating - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Edelbrock High Performance Thermostats 8604

Thermostat, High Performance, Mechanical, 53mm Outside Diameter, 180 degrees, High-flow, AMC, Buick, Cadillac, Chrysler, Ford, Hudson, Each

Part Number: EDL-8604

4.45 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

FlowKooler Robertshaw Series High Performance Thermostats 330-160

Thermostat, High Flow, 160 Degree F, Copper/Brass, AMC, GM, Chrysler, Ford, Each

Part Number: BRA-330-160

4.79 out of 5 stars ( 77 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Edelbrock High Performance Thermostats 8603

Thermostat, High Performance, Mechanical, 53mm Outside Diameter, 160 degrees, High-flow, AMC, Buick, Cadillac, Chrysler, Ford, Hudson, Each

Part Number: EDL-8603

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Rapid-Cool Transmission Oil Coolers 677

Transmission Oil Cooler, Plate, Natural, 11 in. x 7.5 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-677

4.61 out of 5 stars ( 23 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Rapid-Cool Transmission Oil Coolers 676

Transmission Oil Cooler, Plate, Natural, 11 in. x 6 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-676

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 403

Fluid Cooler, Transmission, Tube, Fin, Natural, 7.5 in. x 12.5 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-403

4.61 out of 5 stars ( 44 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Edelbrock High Performance Thermostats 8605

Thermostat, High Performance, Mechanical, 53mm Outside Diameter, 195 degrees, High-flow, AMC, Buick, Cadillac, Chrysler, Ford, Hudson, Each

Part Number: EDL-8605

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 405

Fluid Cooler, Transmission, Tube, Fin, Natural, 10 in. x 15.875 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-405

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 404

Fluid Cooler, Transmission, Tube, Fin, Natural, 7.5 in. x 15.875 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-404

4.5 out of 5 stars ( 14 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 1009

Fluid Cooler, Power Steering, Tube, Fin, Aluminum, Natural, 2.5 in. x 9 in. x 0.75 in., 3/8 in., Inlet Outlet

Part Number: HDA-1009

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Four Seasons Power Steering Oil Cooler Installation Kits 53019

Fluid Cooler, Tube and Fin, 2-row, Aluminum, Natural, 3/8 in. Hose Barb Inlet/Outlet, 2.5 x 9 x 0.75 in. Size

Part Number: FSS-53019

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco GM Genuine Parts Engine Coolant Thermostats 12632948

Thermostat, Mechanical, OE, 198 degrees, Standard-flow, Cadillac, Chevy, GMC, Oldsmobile, Each

Part Number: ADO-131-151

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Cooler Mounting Kits 253

Fluid Cooler Mounting, Steel, Natural, Kit

Part Number: HDA-253

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 401

Fluid Cooler, Transmission, Tube, Fin, Natural, 5 in. x 12.5 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-401

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Four Seasons Ultra-Cool Transmission Oil Coolers 53022

Ultra-Cool Transmission Oil Cooler, Kit

Part Number: FSS-53022

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

MotoRad Spec-R Racing Thermostats MRD104

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

Part Number: SNN-MRD104

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

MotoRad Spec-R Racing Thermostats MRD100

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

Part Number: SNN-MRD100

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 514

Fluid Cooler, Transmission, Tube, Fin, Natural, 7.5 in. x 15.875 in. x 0.75 in., 9/16 in.-18 Inlet, Outlet

Part Number: HDA-514

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Reach Cooling Heater Cores 18-11691

Heater Core, Aluminum, Natural, Chevy, Cadillac, GMC, Each

Part Number: RCG-18-11691

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Sherman Fan Shrouds SHE900-442

Radiator Fan Schroud, Plastic, Black, Chevy, GMC, Each Partslink # GM3110116 OE # 15739589

Part Number: SHI-900-442

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Four Seasons Fan Clutches 36973

Fan Clutch, Severe Duty Thermal, Each

Part Number: FSS-36973

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fluid Coolers 512

Fluid Cooler, Transmission, Tube, Fin, Natural, 7.5 in. x 12.5 in. x 0.75 in., 9/16 in.-18 Inlet, Outlet

Part Number: HDA-512

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco GM Genuine Parts Water Necks and Thermostat Housings 12556594

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

Part Number: ADO-15-1716

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Sherman Fan Shrouds SHE906-441

Fan Shroud, Black, Plastic, Chevy, GMC, Isuzu, Oldsmobile, Lower, Each Partslink # GM3110124 OE # 15736666

Part Number: SHI-906-441

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Hayden Fan Clutches 2744

Fan Clutch, Heavy-Duty Thermal, With A/C, Chevy, GMC, Each

Part Number: HDA-2744

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026