Good quality OEM reusable gasket. Personally, I would not use a pure rubber seal, which is also available for purchase. The sealing of this metal-rubber type is excellent.
π§ FEL-PRO VS 50561 R Valve Cover Gasket Set: Superior Quality and Durability for Optimal Engine Performance
9 Review
π§ Bapmic Engine Valve Cover with Gaskets & Bolts for BMW E82 E90 E70 128i 328i 528i X3 X5 Z4 (Part Number 11127552281)
9 Review
5W-40FS A3/B4
24 Review
RKX Vacuum Reseal Rebuild Gasket Replacement Parts
9 Review