Water flange for Audi S2 RS2 5-cyl 2.2T 20v ABY AAN ADU
It replaces original plastic water flange on back of the engine (connection to passenger compartment heater).
The original plastic flange is often broken, this leads to coolant leak, sometimes it ends up with an engine failure.
- Outer diameter of plastic flange is 25mm, inner diameter is 16mm.
- Outer diameter of our aluminium flange is 25mm, inner diameter is 20mm.
CNC machined out of Aluminium 6082 and black anodised.
Inner area is 56% bigger so it improves cooling back of engine.
It fits into:Audi S2Audi RS2Audi S4 (2.2t)