MMX's Performance billet oil filler cap machined from billet T-6061 aluminum has been designed to instantly give your engine bay an subtle aesthetic upgrade. This cap comes in a Black finish. *Note: After exposure to excessive heat over prolonged periods, overall finish fading can occur. Reusing of original seal is required.
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The MMX Performance 90mm billet coolant expansion cap for BMWs has been designed from the ground up in the UK, from a solid piece of billet aluminum. Each cap was designed to directly replace the OE cap, not merely stuck in place. Fitment is for models with the matching OE (17 11 7 639 021) part number.
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If you are looking for peace of mind over the prone to cracking OEM plastic housing cap, this oil filter housing cap by MMX may be exactly what you are looking for. Composed of billet aluminum, this cap is light, durable, and dresses up your engine bay! Comes finished with a polished anodized dark anthracite coating. Installation is simple as it can be replaced while completing an oil change. *Note: After exposure to excessive heat over prolonged periods, overall finish fading can occur.
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