Direct-fit HEL billet aluminium oil thermostat housing cover for BMW N54 (E82/E90), N55 (F20/F30/F32) and S55 (F80/F82/F87) engines. CNC machined in the UK from solid aluminium for strength and thermal stability.
Precise OEM-matching geometry - no modification or adaptation needed
Replaces brittle plastic factory cover prone to cracking under heat and pressure
Designed for fast road, track day and daily driver use - not just cosmetics
Includes correct sealing hardware for leak-free installation
