Thermostat Housing/Coolant Flange (A4 ALH)
Thermostat housing for A4 chassis TDIs, (ALH). With age and heat cycling, the plastic material becomes brittle. It is common for the plastic to crack whenchanging thethermostat.Comes with o-ring gasket.
Remember to change the 2mounting bolts (N90945002)as they are only good for one use.