Rear Diffuser for MINI

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Adding a more aggressive rear diffuser to your BMW can offer some performance benefits, but is primarily an aesthetic upgrade. BMWs naturally look great from the rear, why not make yours look even better?
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Genuine MINI JCW GP2 Rear Center Diffuser
Only for vehicles with JCW Aerodynamic rear bumper & GP 2 rear diffuser
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:177609
Part#: 51747330558
In Stock
10% off MSRP $ 186.99

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

$ 168.99 USD
Free Shipping
10% off MSRP
$ 186.99

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

$ 168.99 USD
Free Shipping
Genuine MINI AIR DUCT, CENTER
MINI R56 JCW GP2 Rear Center Diffuser Retrofit Kit
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECS - Corporate Logo
T#:2408497
Part#: 51747330558
In Stock
Sale - Save 3% $ 329.99

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

$ 319.70 USD
Free Shipping
Sale - Save 3%
$ 329.99

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

$ 319.70 USD
Free Shipping
Genuine MINI JCW GP2 Rear Center Diffuser Retrofit Kit
For vehicles with JCW aerodynamic rear bumper.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:575444
Part#: 51747330558KT
Ships in 3 Business Days
$ 757.99 USD
Free Shipping
$ 757.99 USD
Free Shipping

JCW Aero Trim Gloss Black Kit - With Gloss Euro Wheel Arches & Gl...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
10X Entries For Our Spin To Win Sweepstakes!
ECS - Corporate Logo
T#:23449746
Part#: 511172833303KT
In Stock
Sale - Save 46% $ 1,141.99

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

$ 621.45 USD
Sale - Save 46%
$ 1,141.99

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

$ 621.45 USD
For the factory JCW Aero bumper kits 3/2012+, works with T#2408490 as an upgraded trim package.

Rear Spoiler Lower Section
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Bremmen Parts - Corporate Logo
T#:26904940
Part#: 51127147890
Special Order: No Guaranteed ETA
Sale - Save 4% $ 74.99

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

$ 72.22 USD
Sale - Save 4%
$ 74.99

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

$ 72.22 USD
Genuine MINI JCW GP2 Airflow - Right
Only for vehicles with JCW Aerodynamic rear bumper & GP 2 rear diffuser
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:177611
Part#: 51747330560
In Stock
16% off MSRP $ 176.99

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

$ 148.99 USD
Limited Qty Sale
Free Shipping
16% off MSRP
$ 176.99

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

$ 148.99 USD
Limited Qty Sale
Free Shipping
Genuine MINI AIR DUCT, RIGHT

Genuine MINI JCW GP2 Bracket For Airflow - Left
Only for vehicles with JCW Aerodynamic rear bumper & GP 2 rear diffuser
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:177612
Part#: 51747370213
In Stock
Sale - Save 24% $ 97.99

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

$ 74.24 USD
Free Shipping
Sale - Save 24%
$ 97.99

This product was last offered at the strikethrough price on
05-14-2026

$ 74.24 USD
Free Shipping
Genuine MINI BRACKET, AIR DUCT, LEFT
JCW GP2 Rear Center Diffuser Retrofit & Hardware Kit - R56 - R59 ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with rear JCW Aerodynamic bumper
Packaged by Turner - Corporate Logo
T#:41661229
Part#: 51747330558TKT
In Stock
Sale - Save 3% $ 370.99

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

$ 358.93 USD
Free Shipping on orders $49 and up
Sale - Save 3%
$ 370.99

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

$ 358.93 USD
Free Shipping on orders $49 and up
Perfect for enthusiasts and professionals alike, this mounting kit guarantees a proper fit and finish for MINI models equipped with the JCW rear aero bumper.

Genuine MINI JCW GP2 Airflow - Left
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:177610
Part#: 51747330559
In Stock
15% off MSRP $ 168.99

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

$ 142.99 USD
Limited Qty Sale
Free Shipping
15% off MSRP
$ 168.99

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

$ 142.99 USD
Limited Qty Sale
Free Shipping
Genuine MINI AIR DUCT, LEFT

3D Design F54 MINI Cooper Clubman JCW Carbon Rear Diffuser - Post LCI...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
3D Design - Corporate Logo
T#:23383345
Part#: 3108-25421
Ships in 4 Business Days
$ 1,795.00 USD
$ 1,795.00 USD

Founded in 1998, 3D Design has garnered acclaim for its specialization in suspension components and a wide array of BMW aero parts and accessories. Over the years, the brand expanded its product line to include lifestyle accessories and interior components, with an emphasis on quality materials and precision.

3D Design's philosophy revolves around attention to detail and accuracy, evident in their products, particularly noticeable in the F54 JCW LCI model. This specific component is designed for the F54 MINI with a JCW rear bumper.

Key Features:

  • Precision Fitment: Tight fit for exterior components
  • Impeccable Carbon Weave: Flaunts flawless CFRP components
  • Specific Design: Tailored for F54 JCW LCI model
  • CFRP Construction: Durable and lightweight
  • Includes Instructions and Hardware: Facilitates hassle-free installation
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3D Design F54 MINI Cooper Clubman JCW Carbon Rear Diffuser - PRE LCI ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
3D Design - Corporate Logo
T#:23383344
Part#: 3108-25411
Ships in 4 Business Days
$ 1,795.00 USD
Free Shipping on orders $49 and up

Founded in 1998 with a core focus on suspension parts, 3D Design has earned recognition for its line of BMW aero parts and accessories. Since its inception, the brand has consistently expanded its product range, delving into lifestyle accessories, interior components, and exporting suspension systems globally since 2012.

3D Design's commitment to precision prevails over time and cost considerations. This ethos reflects in their F54 JCW offerings, ensuring a snug fit in exterior components and impeccable carbon weave in their CFRP selection. Notably compatible with F54 MINI models featuring the JCW rear bumper.

Key Benefits:

  • Constructed using CFRP for lasting durability
  • Comes complete with comprehensive instructions and hardware
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3D Design MINI JCW F56 LCI2 Carbon Fiber - Rear Diffuser PDC And Non...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
3D Design - Corporate Logo
T#:23416490
Part#: 3108-25622
Ships in 4 Business Days
$ 1,595.00 USD
Free Shipping
$ 1,595.00 USD
Free Shipping
Transform your Mini with the 3D Design rear spoiler, adding a distinctive yet tasteful touch. Crafted from premium Carbon Fiber, this spoiler seamlessly enhances your Mini's aesthetics while complementing its original body lines. Easy to attach, it exudes a high-performance look. For optimal results, ECS Tuning recommends professional painting and installation by a body shop expert.
  • Distinctive yet subtle addition to your Mini's style
  • Crafted from high-quality Carbon Fiber
  • Accentuates natural body lines for a sophisticated appearance
  • Easy attachment for an enhanced performance look
  • Professional painting and installation recommended
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Genuine MINI JCW GP2 Bracket For Airflow - Right
Only for vehicles with JCW Aerodynamic rear bumper & GP 2 rear diffuser
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:177613
Part#: 51747370214
Ships in 3 Business Days
10% off MSRP $ 116.03

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

$ 104.99 USD
Free Shipping
10% off MSRP
$ 116.03

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

$ 104.99 USD
Free Shipping
Genuine MINI BRACKET, AIR DUCT, RIGHT
JCW R56/R57/R58/R59 Aero Trim Gloss Black Kit - With Gloss Euro Wheel...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECS - Corporate Logo
T#:19230367
Part#: 511172833302KT
In Stock
Sale - Save 42% $ 812.99

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

$ 468.45 USD
Sale - Save 42%
$ 812.99

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

$ 468.45 USD

Upgrade your MINI's aero package with the JCW Aerodynamic Package Trim in gloss black, designed to elevate your vehicle's appearance. This trim serves as an ideal replacement for a damaged or worn-out unit or as an enhancement for a more dynamic aesthetic.

Crafted from gloss black textured plastic, this trim seamlessly complements your MINI's existing trim, creating a cohesive and polished look. Known for its Japan style full body painted appearance, Turner Motorsport offers an effortless solution, eliminating the need for frequent black care maintenance.

With meticulous attention to detail, this kit adheres to the factory design trim, incorporating factory-style tabs for a secure fit. The comprehensive kit includes front spoiler set, all four Euro-style wheel arches with clips, side skirt set lower trim, and rear bumper extension set, transforming your USA Spec MINI's wheel arches into a sleek Euro look by eliminating front amber and rear red side markers.

Note: Does not include GP2 rear diffuser.

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JCW GP2 Rear Center Diffuser Retrofit Kit - Gloss Black
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECS - Corporate Logo
T#:10128411
Part#: 51747330558GB
In Stock
$ 329.99 USD
Free Shipping
$ 329.99 USD
Free Shipping

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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JCW R56/R57/R58/R59 Aero Trim Gloss Black Kit
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECS - Corporate Logo
T#:19230368
Part#: 511172833301KT
In Stock
Sale - Save 36% $ 528.99

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

$ 338.47 USD
Sale - Save 36%
$ 528.99

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

$ 338.47 USD

Upgrade your MINI's aesthetics with the JCW Aerodynamic Package Trim in gloss black, designed to enhance your vehicle's aero package. Whether for an enhanced look or to replace worn-out parts, this trim, made from gloss black textured plastic, seamlessly matches your MINI's existing trim.

Renowned for its Japan-style full body painted appearance, Turner Motorsport offers a hassle-free solution. No more frequent applications of trim care or black treatment when it rains, thanks to this trim's durable construction.

Mimicking the factory design trim, this kit includes factory-style tabs for an easy and secure installation. The comprehensive package comprises the front spoiler set, side skirt set lower trim, and rear bumper extension set, all in gloss black, transforming your MINI's appearance.

Note: Does not include GP2 rear diffuser.

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Genuine MINI F56 F57 JCW Pro Rear Diffuser Kit W/O PDC - S John Coope...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine MINI - Corporate Logo
T#:522346
Part#: 51192339047
Special Order: No Guaranteed ETA
$ 599.99 USD
Free Shipping
$ 599.99 USD
Free Shipping

Genuine MINI F56 F57 JCW Pro Rear Diffuser Kit W/O PDC is a premium upgrade for Mini enthusiasts seeking enhanced aesthetics and performance. Engineered with precision and crafted from high-quality materials, this rear diffuser kit adds a sporty touch to your Mini F56 or F57 JCW. Elevate your Mini's appearance and aerodynamics with this genuine MINI Pro rear diffuser kit.

  • Enhances aesthetics
  • Improves aerodynamics
  • Adds a sporty touch
  • Engineered for precision
  • Genuine MINI quality
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