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MINI Rear Bumper Diffusers

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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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4382030
Mfg#:
51747330558
In Stock
ON SALE!
$329.99

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

$319.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

$358.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2805466 - 51192339047 - JCW Pro Rear Diffuser Kit W/O PDC F56 F57  - Attaches to the JCW rear aero bumper - Genuine MINI - MINI

Attaches to the JCW rear aero bumper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only at ECS Tuning!

Brand:
Genuine MINI - Corporate Logo
ES#:
2805466
Mfg#:
51192339047
Ships on Nov 24, 2026
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4619984
Mfg#:
51747330558GB
In Stock
$329.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3639510 - LEP-TAU-R53-DIFF - LEAP Tau R53 Diffuser - Primed LEP-TAU-DIFF - Molded rear add on diffuser designed for the Gen 1 MINI Cooper S - LEAP - MINI

Molded rear add on diffuser designed for the Gen 1 MINI Cooper S affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
LEAP - Corporate Logo
ES#:
3639510
Mfg#:
LEP-TAU-R53-DIFF
Ships in 5 Business Days
$715.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2612137 - 51747330558 - JCW GP2 Rear Center Diffuser - Center rear aerodynamic section that contours around the exhaust ( this is not the full kit see ES2626525 ) - Genuine MINI - MINI

Center rear aerodynamic section that contours around the exhaust ( this is not the full kit see ES2626525 ) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only for vehicles with JCW Aerodynamic rear bumper & GP 2 rear diffuser

Brand:
Genuine MINI - Corporate Logo
ES#:
2612137
Mfg#:
51747330558
In Stock
17% off MSRP

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

$203.99

This product was last offered at the strikethrough price on
06-03-2026

$168.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Individualize your MINI's looks with this rear lower diffuser affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
3D Design - Corporate Logo
ES#:
4045772
Mfg#:
3108-25411
Ships in 3 Business Days
$1795.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Individualize your MINI's looks with this rear diffuser ; PDC version JCW rear Bumper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
3D Design - Corporate Logo
ES#:
3175940
Mfg#:
3108-25612
Ships in 3 Business Days
$1569.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4908750 - 51125B4C365 - JCW Pro Rear Diffuser Splitter - Left  - Mounts to the Factory JCW rear diffuser - Genuine MINI - MINI

Mounts to the Factory JCW rear diffuser affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4908750
Mfg#:
51125B4C365
In Stock
7% off MSRP

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

$286.00

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

$266.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4908751 - 51125B4C366 - JCW Pro Rear Diffuser Splitter - Right  - Mounts to the Factory JCW rear diffuser - Genuine MINI - MINI

Mounts to the Factory JCW rear diffuser affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
4908751
Mfg#:
51125B4C366
In Stock
7% off MSRP

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

$286.00

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

$266.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
3D Design - Corporate Logo
ES#:
3175945
Mfg#:
3108-75911
Special Order: No Guaranteed ETA
$1015.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3639512 - LEP-TAUR53DIFFGC - LEAP Tau R53 Diffuser - Gel Coated Black LEP-TAU-DIFF-GC - Molded rear add on diffuser designed for the Gen 1 MINI Cooper S - LEAP - MINI

Molded rear add on diffuser designed for the Gen 1 MINI Cooper S affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
LEAP - Corporate Logo
ES#:
3639512
Mfg#:
LEP-TAUR53DIFFGC
Ships on Jun 26, 2026
$928.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We are your MINI Cooper Enthusiast
For vehicles with JCW aerodynamic rear bumper.

Brand:
Genuine MINI - Corporate Logo
ES#:
2626525
Mfg#:
51747330558KT
Ships in 3 Business Days
$757.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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