CNC Aluminum block off plate made in the USA. Fits all M50 based engines (M50, M50TU, M52, S50, S52).
Replaces the coolant outlet for the heater core. Ideal for deleting the heater core, converting to the euro expansion tank plumbing, or for custom or race applications.
Includes the gasket. Correct thickness for re-use of the stock hardware.
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