2015 CHEVROLET SILVERADO 3500 HD Cooling & Heating

Hayden Fluid Cooler Mounting Kits 253

Fluid Cooler Mounting, Steel, Natural, Kit

Part Number: HDA-253

4.43 out of 5 stars ( 7 )

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Fleece Performance Water Neck Block-Off Plates FPE-DMAX-CBOP

Water Neck Block-Off Plate, Aluminum, Black Anodized, Duramax, Diesel, Each

Part Number: FLE-S0312

5.0 out of 5 stars ( 3 )

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ACDelco GM Genuine Parts Water Necks and Thermostat Housings 12587395

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

Part Number: ADO-15-10595

4.0 out of 5 stars ( 2 )

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Four Seasons Air Conditioning O-Ring and Gasket Kits 26824

Air Conditioning O-Rings and Seals, Seals and Gaskets, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: FSS-26824

4.75 out of 5 stars ( 4 )

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Summit Racing™ Water Pump Spacer Kits SUM-312538

Water Pump Spacer, 1.500 in. Thickness, Billet Aluminum, Natural, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-312538

Not Yet Reviewed

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Universal Air Conditioner Vacuum Solenoid Valves EX 10523C

A/C Compressor Control Valve

Part Number: UAC-EX10523C

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14 Inch 1,500 CFM Hayden Super Duty Electric Fan 3921

Electric Fans, 14 in. Diameter, Pusher, 1,500 cfm, 13.50 amps, Each

Part Number: HDA-3921

Not Yet Reviewed

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Four Seasons Rapid-Cool Transmission Oil Coolers 53007

Transmission Oil Cooler, Rapid-Cool, Aluminum, Black, Plate Style, 3/8 in. Hose Barb, Each

Part Number: FSS-53007

5.0 out of 5 stars ( 1 )

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ACDelco Engine Block Heaters 12657629

Engine Block Heater, Triangle Design, 3 Prong, 120 VAC, 1,000 Watts, Fits 40mm Dia. Hole, Brass, GM 6.6L Duramax, LB7, LLY, LBZ, LMM, LML, Each

Part Number: ADO-12657629

Not Yet Reviewed

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Hayden Rapid-Cool Transmission Oil Coolers with Thermal Bypass 696

Transmission Oil Cooler, Rapid-Cool, Thermal Bypass Plate, Natural, 11 in. x 6 in. x 0.75 in., 3/8 in. Hose Barb, Aluminum, Each

Part Number: HDA-696

5.0 out of 5 stars ( 4 )

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Allstar Performance Water Outlet Restrictors ALL30241

Water Outlet Restrictors, Aluminum, Buick, Chevy, Ford, Oldsmobile, Pontiac, Set of 3

Part Number: AAF-ALL30241

Not Yet Reviewed

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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

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Dorman Coolant Reservoirs 603-054

Coolant Reservoir, Recirculating, Plastic, Black/White, Cap, Cadillac, Chevy, GMC, Each

Part Number: RNB-603-054

5.0 out of 5 stars ( 1 )

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K&N Cabin Air Filters VF2044

Cabin Air Filter, Washable, Synthetic Element, 9.63 in. Long, 9.31 in. Wide, 1.19 in. Tall, Cadillac, Chevy, GMC, 4.3L, 5.3L, 6.0L, 6.2L, 6.6L, Each

Part Number: KNN-VF2044

5.0 out of 5 stars ( 5 )

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ACDelco GM Genuine Parts Cabin Air Filters 85039741

Cabin Air Filter, Paper, White, Cadillac, Chevy, GMC, Each

Part Number: ADO-CF188

5.0 out of 5 stars ( 4 )

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Pacific Performance Engineering Performance Transmission Coolers 124064000

Transmission Cooler Bar and Plate - 2015-2016 LML GM 6.6L with Allison 1000 Series

Part Number: PPE-124064000

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Bosch HEPA Cabin Air Filters 6076C

Cabin Air Filters, HEPA, Polyester, Cadillac, Chevy, GMC, Each

Part Number: BCH-6076C

5.0 out of 5 stars ( 2 )

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Derale Stacked Plate Fluid Coolers 51608

Fluid Cooler, Plate-Type, Aluminum, Black, 16-Row, -8 AN, 6.563 in. x 13 in. x 2 in., Each

Part Number: DER-51608

5.0 out of 5 stars ( 6 )

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ACDelco GM Genuine Parts Water Necks and Thermostat Housings 12645998

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

Part Number: ADO-15-81954

Not Yet Reviewed

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Dorman Thermostat Housings 902-2981

Engine Coolant Thermostat Housing Assembly, Thermostat Housing With Thermostat

Part Number: RNB-902-2981

Not Yet Reviewed

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Granatelli Motor Sports Billet Thermostat Housings 530000

Granatelli Motor Sports Billet Thermostat Housings 530000

Thermostat Housing, Billet Aluminum, Natural, Chevrolet, Gen V LT, Each

Part Number: GRN-530000

5.0 out of 5 stars ( 1 )

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Mishimoto Oil Cooler Kits MMTC-DMAX-15SL

Fluid Coolers, Transmission, Plate Style, Aluminum, Silver, Stock Inlet/Outlet, Chevy, GMC, Allison, 6.6L, Kit

Part Number: MIO-MMTCDMAX15SL

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

ACDelco GM Genuine Parts Cabin Air Filters 19386674

Replacement Cabin Filter, Each

Part Number: ADO-CF1188F

Not Yet Reviewed

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Four Seasons Ultra-Cool Transmission Oil Coolers 53000

Transmission Oil Cooler, Ultra-Cool, Tube and Fin, 4 Rows, Aluminum, 0.375 in. Hose Barb Inlet/Outlet, Each

Part Number: FSS-53000

Not Yet Reviewed

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Hayden Rapid-Cool Transmission Oil Coolers 777

Fluid Coolers, Rapid-Cool, Transmission/Engine Oil Cooler, Aluminum, Black, Tube and Fin Design, 7/8 in.-14 Fittings, Each

Part Number: HDA-777

Not Yet Reviewed

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