Radiator Top Hose Adapter


Radiator Top Hose Adapter


These 40mm hose adapters with the water temperature probes are made to easily modify to the existing top radiator hose, it is meant for the V2, V3 & V4 Kits, while the M1 uses it own top radiator hose. You can use this throughout the BMW M5x, S5x & M4x range of engines. Comes with two hose clamps and a temperature probe.


This radiator hose adapter lets you to modify your stock BMW top radiator hoses throughout in majority of BMW’s. Also supports a water temperature probe.

Additional information

Weight .600 kg

Officially supports M4x, M5x & S5x engines. Unofficially it may also support the M20 & M60, N62 and other engines.

Technical Details

40mm OD, Machined aluminum, black anodized, engraved, Has threaded hole for temperature probe.


This part is included in when ordering a silicone hose kit with a the Full V2, V3 & V4 kits.



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