Install new hardware with your new parts. M6x10
Secures the water supply pipe to the cylinder head coolant flange
Install new hardware with your new parts. M6x10
Secures the water supply pipe to the cylinder head coolant flange
Ensure a proper seal when installing your new thermostat. 50x4
Located on the back of the cylinder head
2X Entries Into Our F80 M3 Sweepstakes
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Install a new o-ring for a proper seal. 31.9x3.3x5.3
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
Located at the rear of cylinder head, includes o-rings
Ensure a proper seal when installing your new thermostat. 50x3.5mm
Install a new o-ring for a proper seal. 36x3.15
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Seals the coolant flange to the cylinder head
Install a new o-ring for a proper seal. 36x3.15
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Seals the coolant flange to the cylinder head
This product was last offered at the strikethrough price on
07-31-2026
Install a new o-ring for a proper seal. 31.9x3.3x5.3
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
09-10-2026
Located on the back of the cylinder head
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
08-13-2026
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
09-09-2026
Seals the coolant flange to the water supply pipe. 31.5x3.65
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
08-03-2026
Located at the rear of cylinder head, includes o-rings
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
Located rear engine, this flange houses the temp sensor
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This product was last offered at the strikethrough price on
09-03-2026