GoldenWrench BMW M Car Series BLACKLINE Performance Expansion Tank Cap Cover Mirrors Fitment is superb

Fitment is superb

ATTENTION: Schirmer spacers are required for front axle

Optimized Air Flow Design

Each cap is CNC formed from T6 Aluminum and anodized with an Anthracite Gray color to compliment the factory engine cover

Racing optics and safety are still available to you with this bracket

GoldenWrench BMW M Car Series BLACKLINE Performance Expansion Tank Cap Cover Mirrors Fitment is superbThe follow up to our highly anticipated summer release (Billet Oil Cap Cover) is finally here for our all new BMW M Car Series Billet Coolant Expansion Tank Cap Cover! These are our most complex pieces created to date. Meticulously designed and created in house to the highest precision and quality seen on our other products giving the factory units an all new form factor. We bring to you the newest addition to the BLACKLINE Performance product line