Rear Diffuser for BMW F82 M4 S55 3.0L

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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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Turner Carbon Fiber Rear Diffuser - F8x
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Turner Motorsport - Corporate Logo
T#:584863
Part#: 023241TMS01
In Stock
Sale - Save 24% $ 726.99

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

$ 549.00 USD
Free Shipping
Sale - Save 24%
$ 726.99

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

$ 549.00 USD
Free Shipping

A beautiful addition to make the rear of your F8X stand out!

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Turner Carbon Fiber Add-On Lower Diffuser Kit - F8X
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Only for use with T#584863
Turner Motorsport - Corporate Logo
T#:587860
Part#: 24623TMS01KT
Ships on Jul 24, 2026
Sale - Save 3% $ 1,340.99

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

$ 1,300.76 USD
Free Shipping
Sale - Save 3%
$ 1,340.99

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

$ 1,300.76 USD
Free Shipping
If you already have the Turner upper diffuser installed on your vehicle, this kit includes all of the hardware you need to install the lower as well.
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Turner Carbon Upper & Lower Rear Diffuser Kit - F8X
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Turner Motorsport - Corporate Logo
T#:587258
Part#: 24623TMSKT
Ships on Jul 24, 2026
Sale - Save 15% $ 2,057.99

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

$ 1,749.29 USD
Free Shipping
Sale - Save 15%
$ 2,057.99

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

$ 1,749.29 USD
Free Shipping
Both Upper & Lower Diffusers paired together to save you money!
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ADRO F8X M3 / M4 Carbon Rear Diffuser
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ADRO INC. - Corporate Logo
T#:27572112
Part#: A14A10-1301
In Stock
$ 1,290.00 USD
$ 1,290.00 USD

The ADRO diffuser is made of 100% hand-crafted carbon fiber and will bolt up easily to your OEM BMW M3 or M4 rear bumper with no fitment gaps.

This diffuser features built-in aero canards, 100% wet carbon fiber construction, and exhaust cutouts designed to fit both OEM and most aftermarket exhaust tips.

This diffuser kit will completely transform the look of the back of your BMW M3 or M4 and is much easier to install than a lot of the other diffusers on the market.

Includes:

  • 1 Carbon fiber rear diffuser
  • 3M Tape
  • Hardware
  • Installation manual
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R1 Designed Carbon Fiber Diffuser - F8x
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Suvneer - Corporate Logo
T#:21834345
Part#: F8XR1CFDIF
Ships in 5 Business Days
$ 599.99 USD
$ 599.99 USD
Looking to change the character of your BMW? This carbon fiber rear diffuser is a great way of getting it done. Carbon fiber means no need to paint, this diffuser will add a beautiful and sporty appearance without being overstated. Constructed of high-quality carbon fiber, this diffuser is sure to impress in every way.
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Autotecknic Dry Carbon Extended-Fin Competition Rear Diffuser - F80 M...
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AUTOTECKNIC - Corporate Logo
T#:39261792
Part#: BM-0352-V2
Ships in 7 Business Days
$ 595.00 USD
$ 595.00 USD
Whether you're looking to enhance downforce or simply make a bold styling statement, this premium rear diffuser delivers in every aspect.

Vorsteiner Carbon Fiber Rear Diffuser GTS Or GTS-V - F80/82/82 ...
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Vorsteiner - Corporate Logo
T#:9416032
Part#: 4001BMV
Ships on Aug 11, 2026
Starting at $ 1,895.00 USD
Starting at $ 1,895.00 USD
GTS: This Vorsteiner rear diffuser was designed to provide an aggressive, individual stylistic touch to your BMW without being overbearing. Constructed from high-quality 1x1 twill weave, this part attaches easily and accentuates your BMW's natural body lines, thus creating a high-class performance look. Professional installation is recommended. Vorsteiner is a company that was conceived through the imagination of creating the highest quality parts for the most discerning vehicles and clientele. The relentless pursuit of advancement and perfection is seen not only in the unmatched automotive parts, but also in the hands of carbon fiber craftsmen to create purely sensational parts for the most deserving and elite vehicles. GTS-V: The VRS GTS-V Aero Carbon Fiber Rear Diffuser from Vorsteiner is a high quality, lightweight diffuser that has been developed to add a significantly more aggressive style to your BMW! Rear diffusers on standard street cars are limited in how effective they can be in aiding with downforce, but with aggressive fins can still aid in preventing air turbulence at the rear of the vehicle.
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Genuine BMW M Performance Carbon Fiber Rear Diffuser - F80 M3, F82 M4...
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Genuine BMW M Performance - Corporate Logo
T#:199012
Part#: 51192350697
Ships in 4 Business Days
6% off MSRP $ 1,850.00

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

$ 1,739.29 USD
6% off MSRP
$ 1,850.00

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

$ 1,739.29 USD
This is a factory BMW M Performance exhaust for the 2014+ F80 M3 and F82 M4. It features a beautifully woven carbon fiber and much more aggressive styling. Fit and finish are perfect, as you would expect from a Genuine BMW part.
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F82 M4 Carbon High Kick Trunk Spoiler With Carbon Diffuser
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Enthusiast Bundles - Corporate Logo
T#:25042533
Part#: 024594TMS01EBKT
Ships on Jul 24, 2026
$ 1,185.98 USD
Free Shipping on orders $49 and up

Introducing the Turner Motorsport F82 M4 Carbon Fiber Diffuser, meticulously designed to enhance the F8X body lines. Engineered in-house using advanced 3D laser scanning and CAD technology, this diffuser ensures precision OE-like fitment. Mounting seamlessly to existing bumper insert locations with OE hardware, it delivers an OEM+ look. Crafted from lightweight, hand-laid epoxy resin pre-impregnated 2x2 twill weave carbon fiber cloth, autoclave cured, and clear-coated for excellent finish durability and UV resistance.

  • Key Features:
  • Curvature designed for F8X body lines
  • In-house engineering for precise OE-like fitment
  • Mounts to existing bumper insert locations with OE hardware
  • Lightweight, hand-laid epoxy resin carbon fiber
  • Clear-coated for finish durability and UV resistance

Customization Option:

Can be painted for a color-matched look with standard body shop prep work

Pair this diffuser with the optional Turner F80 M3 add-on lower diffuser, featuring two varying heights for an even more aggressive customized look.

Turner Motorsport Carbon Fiber High Kick Trunk Spoiler

Inspired by the E46 M3 CSL high kick wings, the Turner Motorsport Carbon Fiber High Kick Trunk Spoiler adds instant performance transformation to your F30 or F80 M3. Designed for an aggressive performance aesthetic, it seamlessly flows into the body lines, matching the trunk lid, roof, and rear bumper. Crafted from high-quality, hand-laid carbon fiber for a world-class appearance and durability, it sets your vehicle apart with a sporty style.

Installation:

  • No drilling, cutting, or modification required
  • Align, remove the liner from the attached high-strength dual-sided tape
  • Clean the trunk lid surface area and press the spoiler firmly on
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Varis Designed Carbon Fiber Diffuser - F8x
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Suvneer - Corporate Logo
T#:21834346
Part#: F8XVRCFDIF
Ships in 5 Business Days
$ 1,450.00 USD
$ 1,450.00 USD
If you are looking for an addition to your car that is sure to help you stand out from the rest then look no further. This Suvneer Rear diffuser is made for a perfect fit and finish and is far from subtle, Get yours today!
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Dry Cabron Versus Rear Diffuser Kit - F8x M3/M4
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AUTOTECKNIC - Corporate Logo
T#:20946768
Part#: ATK-BM-0342
Ships in 7 Business Days
$ 945.00 USD
$ 945.00 USD
Looking to change the character of your BMW? This carbon fiber rear diffuser is a great way of getting it done. Constructed of high-quality carbon fiber, this diffuser is sure to impress in every way. Carbon fiber means no need to paint, this diffuser will add a beautiful and sporty appearance without being overstated.
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Aeroflow V1 Rear Diffuser - Gloss Black Or Matte Black - F80 M3 ...
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Aeroflow Dynamics - Corporate Logo
T#:9416024
Part#: D-15-18M3-V1
Back Ordered
Starting at $ 1,931.99 USD
Starting at $ 1,931.99 USD
Aeroflow Dynamics' V1 rear diffuser is meant for 2015-2018 BMW F80 M3. Gloss black or matte black finish High quality aluminum Made in USA! Fully CNC'd Professionally powder coated gloss black. Comes pre-drilled, hardware included Exhaust fitment: Stock, mufflers smaller than stock. Eisenmann, and muffler deletes.
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Akrapovic Carbon Fiber Rear Diffuser - High Gloss Or Matte - F80/82/8...
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Akrapovic - Corporate Logo
T#:9416023
Part#: DI-BM/CA/4PDK
Back Ordered
Starting at $ 1,931.99 USD
Starting at $ 1,931.99 USD
This rear carbon fiber diffuser will add to the style of your M vehicle, giving it a much sportier and aggressive appearance from the rear. The M3/M4 are great looking vehicles, nearly flawless, but there is always room for improvement! Made from high quality carbon fiber and built for a tight, stock-like fitment, this diffuser is the way to go when you want to add it by itself or when upgrading your exhaust system. This can help performance exhaust tips stand out even greater compared to the stock diffuser. Finish comes in either: High Gloss Matte
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