Automotive Cooling & Heating Parts

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need...

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need to offset that extra heat, including high performance radiators and oil coolers, electric fans, high-flow electric water pumps, and thermostats. We also have radiators and coolers for everything from stock replacements to street rods and other custom applications, plus flex fans, wiring kits, and radiator caps. If your heater or air conditioner has seen better days (or if your vehicle never had one!), we can help you out with heater cores, air conditioners,...

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GMB OE Replacement Water Pumps 115-3100

Water Pump, Mechanical - BMW-545I, 645CI, 745I, 745LI, ALPINA B7, X5 (08-04)

Part Number: GMB-115-3100

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps for 2001-2002 Z3, 2006-2008 Z4 - 115-3110

Water Pump, Mechanical - BMW-Z3, Z4 (08-01)

Part Number: GMB-115-3110

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps for 2000-2003 Z8 - 115-3120

Water Pump, Mechanical - BMW-Z8 (03-00)

Part Number: GMB-115-3120

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps 115-3130

Water Pump, Mechanical - BMW-535D, 535D XDRIVE, 740LD XDRIVE, X5 (16-14)

Part Number: GMB-115-3130

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps for 2014-2018 328D, 328D XDRIVE, 2015-2017 X3 - 115-3140

Water Pump, Mechanical - BMW-328D, 328D XDRIVE, X3 XDRIVE (16-11)

Part Number: GMB-115-3140

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps 115-3150

Water Pump, Mechanical - MINI-COOPER, COOPER CLUBMAN (16-14); BMW-X1 (17-16)

Part Number: GMB-115-3150

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

GMB OE Replacement Water Pumps 115-3160

Water Pump, Mechanical, BMW, 3.0L, Each

Part Number: GMB-115-3160

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

URO Parts Thermostat Housings and Coolant Flanges 11531436386

Engine Coolant Thermostat / Water Inlet Assembly. 1998-2005 BMW, Land Rover

Part Number: URO-012659

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

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Estimated Ship Date: Nov 21, 2025 if ordered today

URO Parts Coolant Recovery and Expansion Tank Hoses for 1988-1992 735IL, 735I, 1989-1993 535I - 11531711002

Coolant Recovery Tank Hose, BMW 735iL 88-92, 735i 88-92, 535i 89-93

Part Number: URO-000693

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

URO Parts Thermostat Housings and Coolant Flanges for 1997-1999 528I - 11531740478PRM

Engine Coolant Thermostat Housing. 1997-1999 BMW

Part Number: URO-000722

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

URO Parts - Thermostats, Mechanical for 1997-1998 Z3 - 11531743017

Engine Coolant Thermostat / Water Inlet Assembly 1996-1999 BMW 318i 96-98, 318is 96-97, 318ti 96-99, Z3 96-98, Engine Coolant Thermostat / Water Inlet

Part Number: URO-017174

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today