Shop 2016 Audi A5 Engine Core Plug. Block, Casting, Coolant - OEM Audi Part # 90003604601 (900-036-046-01)

Engine Core Plug. Engine Expansion Plug. Engine Freeze Plug. Engine Welch Plug. Lid, Crankcase.
Location-Engine Block. Plug that prevents the Engine Block or cylinder head from cracking in case of Freezing coolant. Also used to Plug the casting holes from production.

Engine Expansion Plug

Fits 911