The last thermostat housing you'll ever need!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
The last thermostat housing you'll ever need!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Includes thermostat and housing.
Engine code BNK (05-06)
Replace the failure prone components in your cooling system with cast aluminum
10X Entries Into Our F80 M3 Sweepstakes
For vehicles without opening for thermal switch with engine code AMU
This product was last offered at the strikethrough price on
05-02-2026
Includes a thermostat, housing, O-ring and bolts
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with TSI engines only
This product was last offered at the strikethrough price on
05-02-2026
Plastic flange for the thermostat that connects to the water pump housing
For vehicles with Inzi water pumps
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-22-2026
Common point of failure for the cooling system. Does not include O-Ring.
2X Entries Into Our F80 M3 Sweepstakes
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Includes thermostat and housing.
This product was last offered at the strikethrough price on
05-07-2026
Located on the front right of the engine block
Located on the water pump assembly
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Located on the left side of the engine block
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
09-16-2026
Plastic flange for the thermostat that connects to the water pump housing
For vehicles with Behr water pumps
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Located on the front right of the engine block
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This product was last offered at the strikethrough price on
05-10-2026
Common point of failure or leaking for the cooling system
Common point of failure for the cooling system. Does not include O-ring.
We Price Match - Give Us A Call or Chat!
Located on the water pump assembly
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Keep proper pressure in your coolant system
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For use with late model expansion tank, requires minor modification of coolant system to work