Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

2009 MINI Cooper John Cooper Works Convertible L4 1.6L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2009 MINI Cooper John Cooper Works Convertible L4 1.6L
Your Vehicle 2009 MINI Cooper John Cooper Works Convertible L4 1.6L
Change Clear

2009 MINI Cooper John Cooper Works Convertible L4 1.6L Rear Belly Pans

Sort By
Filter By
Return to Top

JCW GP2 Rear Center Diffuser Retrofit Kit

ES#4382030 - 51747330558 - JCW GP2 Rear Center Diffuser Retrofit Kit - For installing on vehicles with rear JCW Aerodynamic bumper, does not include 6 gray main mounting bolts ES#16788, but includes other install hardware. ONLY at ECS Tuning! - ECS - MINI
ECS Tuning recommends this product.

For installing on vehicles with rear JCW Aerodynamic bumper, does not include 6 gray main mounting bolts ES#16788, but includes other install hardware. ONLY at ECS Tuning! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4382030
Mfg#:
51747330558
In Stock
ON SALE! SAVE 11%
$336.99

This product was last offered at the strikethrough price on
06-13-2026

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW GP2 Rear Center Diffuser Retrofit & Hardware Kit

ES#4475598 - 51747330558KT1 - JCW GP2 Rear Center Diffuser Retrofit & Hardware Kit - For installing on vehicles with rear JCW Aerodynamic bumper, include 6 gray main mounting bolts. - Assembled By ECS - MINI

For installing on vehicles with rear JCW Aerodynamic bumper, include 6 gray main mounting bolts. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4475598
Mfg#:
51747330558KT1
In Stock
ON SALE!
$370.99

This product was last offered at the strikethrough price on
05-02-2026

$366.11 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW GP2 Rear Center Diffuser Retrofit Kit - Gloss Black Bumper Diffuser

ES#4619984 - 51747330558GB - JCW GP2 Rear Center Diffuser Retrofit Kit - Gloss Black Bumper Diffuser - For installing on vehicles with rear JCW Aerodynamic bumper, does not include 6 gray main mounting bolts ES16788, but includes other install hardware. ONLY at ECS Tuning! - ECS - MINI
ECS Tuning recommends this product.

For installing on vehicles with rear JCW Aerodynamic bumper, does not include 6 gray main mounting bolts ES16788, but includes other install hardware. ONLY at ECS Tuning! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4619984
Mfg#:
51747330558GB
In Stock
ON SALE! SAVE 11%
$336.99

This product was last offered at the strikethrough price on
06-13-2026

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW GP2 Rear Center Diffuser Retrofit Kit

ES#2626525 - 51747330558KT - JCW GP2 Rear Center Diffuser Retrofit Kit - For installing on vehicles with rear JCW Aerodynamic bumper. - Genuine MINI - MINI

For installing on vehicles with rear JCW Aerodynamic bumper. We are your MINI Cooper Enthusiast
For vehicles with JCW aerodynamic rear bumper.

Brand:
Genuine MINI - Corporate Logo
ES#:
2626525
Mfg#:
51747330558KT
Ships on Oct 21, 2026
$765.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW GP2 Rear Center Diffuser Retrofit Kit - Hardware Only

ES#4905040 - 517473305582KT - JCW GP2 Rear Center Diffuser Retrofit Kit - Hardware Only - For replacing and repairing the hardware - Assembled By ECS - MINI

For replacing and repairing the hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4905040
Mfg#:
517473305582KT
Ships in 3 Business Days
ON SALE! SAVE 11%
$93.99

This product was last offered at the strikethrough price on
05-29-2026

$83.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings