MMX 60mm Billet Coolant Cap for BMW / MINI

The MMX 60mm Billet Coolant Expansion Cap is designed and engineered in the UK from a solid billet of aluminium, replacing the factory coolant expansion tank cap rather than simply fitting over it.

Fitment is for models using the matching OE part number 17 11 7 639 024 — check your existing cap before ordering.

• Machined from solid billet aluminium
• Direct replacement for the factory 60mm coolant expansion cap
• Matches OE part number 17 11 7 639 024