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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
MMX Machined Aluminum Washer Fluid Cap for BMW F-Series
It's all in the details. Replace that cheap plastic cap with the stunning MMX Machined Aluminum Washer Fluid Cap, finished in gloss black anodized. The perfect complement to an already comprehensive range of engine bay customization parts. Available with either the MMR or MMX logo engraved.
A sleek replacement for the OEM plastic cap that enhances the aesthetic of your engine bay.
The MMX Performance Washer Fluid Cap for the BMW F-Series has been designed from the ground up in the UK and manufactured from a solid billet of aluminum.
Our replacement washer fluid reservoir cap is engineered with superior design for an exquisite feel and exceptional product experience compared to the original. A sleek replacement for the OEM plastic cap that enhances the aesthetic of your engine bay.
The MMX Washer Fluid Cap comes pre-sealed for a precise, leak-free connection. Each cap is designed to be a direct replacement for the original cap, not just a stick-on cover.
Meticulously machined from this solid billet with the latest 5-axis CNC technology, polished and bright anodized to maintain its beauty year after year.
Features
Designed and manufactured in the UK.
Made from aerospace-grade 6061 aluminum.
Full replacement for the original cap, not just a cover.
Gloss black anodized, characteristic of MMR.
Joins MMR's existing range of solid aluminum caps.
Pre-sealed for a precise, leak-free connection.
Additional Information
Please note that if the part is exposed to excessive heat for prolonged periods, this may affect the overall finish, which is unavoidable with anodized aluminum products.
Vehicle compatibility.
Model variant
All BMW F-Series










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
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We test before we recommend.
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We help you choose the right part.
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Only trusted manufacturers.
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Before and after the purchase.
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available products
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satisfied customers
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Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
You can contact our team via WhatsApp, email, or our website's contact form.
Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.