Billet Aluminium Oil Thermostat Housing Plugs N54 N55 S55 M2 M3 M4

These billet aluminium oil thermostat housing plugs are the ideal aesthetic upgrade to bring vibrance to your engine bay. 

Fitment is extremely simple, and appropriate for any DIYer to fit. 

These screws come with appropriate washers for peace of mind. 

Each kit comes with 2 screws and 2 washers. Matching colours on each screw.

Fitment:

N54 135i 335i

N55 135i M135i M235i 335i 435i etc. 

S55 M2 Competition M3 M4