MMR Performance BMW Billet Aluminium Fuel Filler Cap (1997+) Anodised Black CNC-Machined Petrol/Gas Cap, Direct Replacement for All BMW E, F & G Series

Premium CNC aluminium refuelling cap for BMW - 1997 onwards

Transform every stop at the pumps with this MMR Performance CNC-machined aluminium refuelling cap. Finished in deep gloss anodised black, this motorsport-inspired screw cap delivers a precise, positive click, a premium tactile feel and long-term durability. If you have been searching for a BMW tank cap upgrade, BMW gas tank cap, BMW filler lid, BMW fuel door cap or an aftermarket BMW replacement cap, this is the high-quality solution enthusiasts choose.

Key benefits

• Precision CNC cut from solid 6061 aerospace-grade aluminium for outstanding strength and longevity
• Hand polished and gloss anodised Midnight Black for a rich, durable finish that resists wear
• Laser-etched branding for an authentic motorsport look
• Engineered screw action with a reassuring click every time you refuel
• Supplied with a new rubber O-ring seal and tether to retain factory-style functionality
• Integrated pressure relief valve to help stabilise tank pressure
• Parks neatly in the factory filler flap holder while refuelling
• Direct swap for the stock plastic cap with a far more premium feel

Compatibility

Fits all BMW models from 1997 onwards - E, F and G chassis including performance M cars and core lines such as 3 Series, 4 Series, 5 Series, 7 Series, X models and Z models. Ideal as a replacement cap or as a cosmetic and tactile upgrade for your BMW refuelling system.

Quality you can feel

Each cap starts as a solid billet of aluminium, is meticulously CNC machined, then hand finished and gloss anodised to stay looking fresh. We have used this cap ourselves and customer feedback has been consistently positive about the smooth action, premium finish and everyday usability.

Installation and support

Simple direct replacement for the original cap. Prefer a professional install or want us to handle it for you? Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Why enthusiasts choose this upgrade

Looking for a BMW gas tank lid, BMW tank filler cap, BMW fuel door cover, BMW screw-on cap or CNC aluminium cap for E, F and G chassis vehicles? This MMR Performance billet piece combines durability, precision and style in one beautifully engineered component. Perfect for daily drivers and track builds alike.

Fits all BMW models from 1997 onwards. Upgrade your refuelling experience with a high-spec, anodised aluminium cap that looks as good as it feels.