3 required
3 required
Direct OE-quality replacement coolant reservoir to cure cracked plastic seams, eliminate false "Low Coolant" dash warnings, and prevent catastrophic silicate bag failure.
Featuring a metal impeller
2X Entries Into Our F80 M3 Sweepstakes
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Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector.
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This product was last offered at the strikethrough price on
08-13-2026
Common point of failure for the cooling system on your TDI
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For vehicles with BEW engine code only
Includes O-Ring & stretch bolt
Seals and blows out clogged lines/pipes
Common source of undiscoverable coolant leaks
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For vehicles with an AZG, BEV, AVH, or BBW engine code only
Operates the cooling fans for the engine and air conditioning
Up to Vin 1H-R-028,788 the split is in the 1994 model year
Connects upper radiator junction to throttle body and expansion tank upper port
For vehicles with AZG, BEV, or AVH engine code only
This product was last offered at the strikethrough price on
05-07-2026
Upper and lower mounts plus 3 liters of G13 coolant
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-18-2026
Outer housing with gasket and stamped metal impeller
From thermostat housing to radiator
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Common point of failure or leaking for the cooling system
Triangular Connector
For vehicles with FSI engine only
Provides additional clearance over the factory center support - More room for performance parts!