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MMX Performance

Shop Creeper

$151.00 $108.55 Save $42.45

SKU: MMR03-1502

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The MMX Performance BMW Billet Coolant Expansion Cap is a direct OE replacement for your BMW's plastic coolant cap. It is precision-engineered from 6061 aerospace-grade aluminum for improved durability and heat resistance. The cap features advanced 5-axis CNC machining for a precise fit and a gloss black anodized finish for corrosion resistance and a refined look.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMMX Performance
Part NumberMMR03-1502
CategoryTools

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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