GoldenWrench BMW F Series M Car BLACKLINE Performance Coolant Expansion Tank Cap Cover Colour:Blue and the spoiler is designed

and the spoiler is designed to fit perfectly on your F30/F80 BMW 3 Series without any modifications

Enhanced sound

The addition of a lightweight carbon fibre top cover not only boosts performance but also adds a high-end finish to your engine bay

or supercharged fitted with injection (direct/indirect) or carburetted

GoldenWrench BMW F Series M Car BLACKLINE Performance Coolant Expansion Tank Cap Cover Colour:Blue and the spoiler is designedGoldenWrench Blackline BMW M Car F Series Billet Coolant Expansion Tank Cap Cover! These are Goldenwrench's most complex pieces created to date. Meticulously designed and created in house to the highest precision and quality seen on Goldenwrench's other products giving the factory units an all new form factor. We bring to you the newest addition to the BLACKLINE Performance product line for your BMW M Vehicle. Give the plain plastic factory coolant