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2015 MINI Cooper S Convertible N18B16A

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Your Vehicle 2015 MINI Cooper S Convertible N18B16A
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2015 MINI Cooper S Convertible N18B16A Rear Bumper Diffusers

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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 For Our 25th Anniversary 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 For Our 25th Anniversary 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 For Our 25th Anniversary 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 in 2 Business Days
$757.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Diffuser - Carbon Fiber

ES#3175945 - 3108-75911 - Rear Diffuser - Carbon Fiber - Individualize your MINI's looks with this rear diffuser ; PDC version Cooper S rear Bumper - 3D Design - MINI

Individualize your MINI's looks with this rear diffuser ; PDC version Cooper S rear Bumper

Brand:
3D Design - Corporate Logo
ES#:
3175945
Mfg#:
3108-75911
Ships in 5 Business Days
$1015.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW Lower Rear Spoiler

ES#4389751 - 51120404117 - JCW Lower Rear Spoiler - Fits with JCW Aero rear bumpers - Bremmen Parts - MINI

Fits with JCW Aero rear bumpers 10X Entries For Our 25th Anniversary Sweepstakes!
Part Exclusive to ECS!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4389751
Mfg#:
51120404117
In Stock
ON SALE! SAVE 26%
$81.99

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

$60.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JCW GP2 Rear Center Diffuser Retrofit Kit - Hardware Only

ES#4905039 - 517473305581KT - JCW GP2 Rear Center Diffuser Retrofit Kit - Hardware Only - For replacing and repairing the hardware - Genuine MINI - MINI

For replacing and repairing the hardware

Brand:
Genuine MINI - Corporate Logo
ES#:
4905039
Mfg#:
517473305581KT
Ships on Aug 14, 2026
$98.99

This product was last offered at the strikethrough price on
03-04-2026

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Diffuser - Carbon Fiber 3108-75912

ES#3177525 - 3108-75911NPDC - Rear Diffuser - Carbon Fiber 3108-75912 - Individualize your MINI's looks with this rear diffuser ; NON PDC version Cooper S rear Bumper - 3D Design - MINI

Individualize your MINI's looks with this rear diffuser ; NON PDC version Cooper S rear Bumper

Brand:
3D Design - Corporate Logo
ES#:
3177525
Mfg#:
3108-75911NPDC
Ships in 3 Business Days
$1575.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW Lower Rear Spoiler

ES#4813169 - 51125A5F095 - JCW Lower Rear Spoiler - Fits with JCW Aero rear bumpers - Genuine MINI - MINI

Fits with JCW Aero rear bumpers

Brand:
Genuine MINI - Corporate Logo
ES#:
4813169
Mfg#:
51125A5F095
Ships in 2 Business Days
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$242.00

This product was last offered at the strikethrough price on
03-05-2026

$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JCW Carbon Fiber Lower Spoiler

ES#75505 - 51120404945 - JCW Carbon Fiber Lower Spoiler - Fits with JCW Aero rear bumpers - Genuine MINI - MINI

Fits with JCW Aero rear bumpers

Brand:
Genuine MINI - Corporate Logo
ES#:
75505
Mfg#:
51120404945
Ships in 8 Business Days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$3545.99

This product was last offered at the strikethrough price on
03-05-2026

$3238.99 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 For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4905040
Mfg#:
517473305582KT
Ships on Aug 14, 2026
ON SALE! SAVE 16%
$93.99

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

$78.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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