MMR03-1601
Each MMX cap starts life as a solid billet of 6061 aerospace-grade aluminium.
MMX BMW S58 billet oil filer cap
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The MMX Performance billet oil filler cap for BMW S58 and B48E engines has been designed from the ground up in the UK, from a solid piece of billet aluminium. Each cap is designed to directly replace the OE cap, not merely stuck in place.
Please check the underside of your factory oil cap for the OE part number. The MMX billet oil cap for the S58 and B48E fits OE part number 11 12 8 654 637.
Product fitment.
While every effort has been made to ensure the accuracy of this information, we are not liable for abnormalities or inaccurate data. Customers are wholly responsible for checking fitment for their vehicle.
Where to purchase
Our network of expert MMX Performance dealers can supply our full range, together with product guidance and advice, plus often an experience fitting service.
If you haven't got a MMX Performance dealer close to you, don't worry! Remember you can buy direct from our MMX Performance webshop.
Find a dealerAbout MMX
MMX Performance products have been designed and developed in the UK with passion by enthusiasts, for enthusiasts. All of our products are created in the world's toughest development lab: motorsport. We push the limits and reach new heights on track; then refine our products to give you the performance you need when you want it on the road.
Our extensive range of BMW and MINI upgrades offer unrivalled quality, performance and reliability worldwide; furthermore, every product carrying the MMX logo is thoroughly durability tested both on the road and track, so you can have complete peace of mind that you're installing only the best quality products to unlock the true performance potential from your car.