ECS Rear Bumper Upgrades for MINI

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Whether you just got in a fender-bender or you weren't lucky enough to get an m-sport BMW, we support your decision to purchase a new bumper. Ditching your factory bumpers and upgrading to either ///M or m-sport bumpers will be a huge style upgrade for your BMW.
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JCW GP2 Rear Center Diffuser Retrofit Kit - Gloss Black
JCW GP2 Rear Center Diffuser Retrofit Kit - Gloss Black
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T#:10128411
Part#: 51747330558GB
In Stock
Sale - Save 11% $ 336.99

This product was last offered at the strikethrough price on
06-14-2026

$ 299.99 USD
Free Shipping
Add to Wish List
Sale - Save 11%
$ 336.99

This product was last offered at the strikethrough price on
06-14-2026

$ 299.99 USD
Free Shipping
Add to Wish List

Upgrade your MINI's appearance with the JCW GP II Rear Diffuser Kit, designed to add a high-performance look to your vehicle. This kit allows you to seamlessly integrate the JCW GP II rear diffuser with the JCW Aero rear bumper section, enhancing the overall aesthetic of your MINI. Designed to match the gloss black JCW aero kit trims, this kit includes textured OEM finishes on the underside to maintain a Genuine MINI look. Whether you're adding it to a stock JCW bumper or pairing it with other gloss black accessories, this kit ensures a sleek and cohesive design.

  • Adds a high-performance look to your MINI
  • Seamless integration with JCW Aero rear bumper section
  • Matches gloss black JCW aero kit trims
  • Textured OEM finish maintains Genuine MINI appearance
  • Includes all necessary brackets and hardware for installation
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