Collection: Diffusers
Diffusers are aerodynamic devices commonly found on the rear underside of high-performance & racing cars. They are designed to enhance aerodynamic efficiency by managing the airflow underneath the vehicle. Diffusers work by creating a pressure difference between the upper & lower surfaces, which helps to increase downforce & reduce drag. The diffuser's shape & design incorporate various elements such as channels, fins, & curved surfaces to accelerate the airflow & create a smooth transition from high-pressure to low-pressure regions. By effectively channeling & controlling the airflow, diffusers improve stability, traction, & handling at high speeds. Additionally, they help to extract air from the rear wheel arches, reducing turbulence & minimizing the negative effects of turbulent air on overall vehicle performance. Diffusers come in different sizes, styles, & materials, with carbon fiber being a popular choice due to its lightweight & high-strength properties. It's important to note that the effectiveness of a diffuser can depend on factors such as vehicle design, suspension setup, & driving conditions. Proper installation & alignment are essential to ensure optimal performance & integration with other aerodynamic components of the vehicle. Overall, automotive diffusers are a sought-after addition for enthusiasts & drivers seeking improved aerodynamic performance, increased stability, & a more aggressive appearance for their vehicles.
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Extreme Dimensions Duraflex Avast Rear Diffuser Compatible With 2021-2022 BMW 4 Series G22 - 3 Piece - 118421
Part # 118421Vendor:Extreme DimensionsRegular price $445.01 USDRegular price$489.51 USDSale price $445.01 USDSale -
Extreme Dimensions Duraflex GT Tune Rear Diffuser Compatible With 2000-2006 BMW 3 Series M3 E46 2DR - 1 Piece - 118337
Part # 118337Vendor:Extreme DimensionsRegular price $155.01 USDRegular price$170.51 USDSale price $155.01 USDSale -
Extreme Dimensions Duraflex Junto Rear Diffuser Compatible With 2019-2023 Toyota Supra - 1 Piece - 118330
Part # 118330Vendor:Extreme DimensionsRegular price $454.01 USDRegular price$499.41 USDSale price $454.01 USDSale -
Extreme Dimensions Duraflex Nimbi Rear Diffuser Compatible With 2017-2017 Porsche 911 Carrera - 118302
Part # 118302Vendor:Extreme DimensionsRegular price $194.01 USDRegular price$213.41 USDSale price $194.01 USDSale -

Extreme Dimensions Duraflex Silkstreak Rear Diffuser 2017-2023 Alfa Romeo Stelvio - 1 Piece - 118283
Part # 118283Vendor:Extreme DimensionsRegular price $102.01 USDRegular price$112.21 USDSale price $102.01 USDSale -
Extreme Dimensions Duraflex Heaves Rear Diffuser Compatible With 2012-2018 Mercedes CLS63 - 1 Piece - 118274
Part # 118274Vendor:Extreme DimensionsRegular price $326.01 USDRegular price$358.61 USDSale price $326.01 USDSale -
Extreme Dimensions Duraflex Garda Rear Diffuser Compatible With 2017-2023 Alfa Romeo Giulia - 1 Piece - 118258
Part # 118258Vendor:Extreme DimensionsRegular price $335.01 USDRegular price$368.51 USDSale price $335.01 USDSale -
Extreme Dimensions Duraflex SQR Rear Diffuser Compatible With 2011-2013 Hyundai Elantra - 1 Piece - 118068
Part # 118068Vendor:Extreme DimensionsRegular price $185.01 USDRegular price$203.51 USDSale price $185.01 USDSale -

Aero Function AF-1 Rear Diffuser Fins Compatible With 2005-2009 Ferrari F430 - 4 Piece - 117843
Part # 117843Vendor:Extreme DimensionsRegular price $437.01 USDRegular price$480.71 USDSale price $437.01 USDSale -
Aero Function AF-1 Rear Diffuser Compatible With 2005-2009 Ferrari F430 - 1 Piece - 117841
Part # 117841Vendor:Extreme DimensionsRegular price $183.01 USDRegular price$201.31 USDSale price $183.01 USDSale -
Extreme Dimensions Duraflex AM Design Rear Diffuser Compatible With 2018-2020 Lexus LS Series LS500 - 1 Piece - 117661
Part # 117661Vendor:Extreme DimensionsRegular price $546.00 USDRegular price$600.60 USDSale price $546.00 USDSale -
Carbon Creations 3DS Rear Diffuser Spoiler Compatible With 2014-2020 4 Series F32 ( M-sport) - 1 Piece - 116992
Part # 116992Vendor:Extreme DimensionsRegular price $361.01 USDRegular price$397.11 USDSale price $361.01 USDSale -
Extreme Dimensions Duraflex 3DS Rear Diffuser(M Sport Bumper) Spoiler Compatible With 2014-2020 BMW 4 Series F32 - 116991
Part # 116991Vendor:Extreme DimensionsRegular price $308.01 USDRegular price$338.81 USDSale price $308.01 USDSale -
Carbon Creations 3DS Rear Diffuser Spoiler Compatible With 2014-2021 2 Series F22 F23 - 1 Piece - 116984
Part # 116984Vendor:Extreme DimensionsRegular price $485.01 USDRegular price$533.51 USDSale price $485.01 USDSale -
Extreme Dimensions Duraflex 3DS Rear Diffuser Spoiler Compatible With 2014-2021 BMW 2 Series F22 F23 - 1 Piece - 116983
Part # 116983Vendor:Extreme DimensionsRegular price $135.01 USDRegular price$148.51 USDSale price $135.01 USDSale -
Extreme Dimensions Duraflex AG Design Rear Diffuser Spoiler Compatible With 2019-2023 Toyota Supra A90 - 3 Piece - 116970
Part # 116970Vendor:Extreme DimensionsRegular price $135.01 USDRegular price$148.51 USDSale price $135.01 USDSale -
Carbon Creations GT500 V3 Rear Diffuser Compatible With 2013-2020 FR-S Toyota 86 Subaru BRZ - 1 Piece - 115564
Part # 115564Vendor:Extreme DimensionsRegular price $619.00 USDRegular price$680.90 USDSale price $619.00 USDSale -
Extreme Dimensions Duraflex GT Concept Rear Diffuser Compatible With 2018-2023 Tesla Model 3 - 1 Piece - 115467
Part # 115467Vendor:Extreme DimensionsRegular price $216.01 USDRegular price$237.61 USDSale price $216.01 USDSale -
Carbon Creations C Speed Style Rear Diffuser Compatible With 2015-2021 Subaru WRX STI - 1 Piece - 115142
Part # 115142Vendor:Extreme DimensionsRegular price $358.01 USDRegular price$393.81 USDSale price $358.01 USDSale -
Extreme Dimensions Duraflex Zeta Rear Diffuser Compatible With 2014-2016 Toyota Corolla - 1 Piece - 115074
Part # 115074Vendor:Extreme DimensionsRegular price $369.01 USDRegular price$405.91 USDSale price $369.01 USDSale -
Extreme Dimensions Duraflex MSR Rear Diffuser Compatible With 2018-2021 Kia Stinger - 1 Piece - 115015
Part # 115015Vendor:Extreme DimensionsRegular price $221.01 USDRegular price$243.11 USDSale price $221.01 USDSale -
Extreme Dimensions Duraflex Grid Rear Diffuser Compatible With 2018-2023 Ford Mustang - 1 Piece - 115003
Part # 115003Vendor:Extreme DimensionsRegular price $857.00 USDRegular price$942.70 USDSale price $857.00 USDSale -
Extreme Dimensions Duraflex C-Speed Style Rear Diffuser Compatible With 2015-2021 Subaru WRX STI - 1 Piece - 114625
Part # 114625Vendor:Extreme DimensionsRegular price $214.01 USDRegular price$235.41 USDSale price $214.01 USDSale -
Extreme Dimensions Duraflex C63 Look Rear Diffuser Compatible With 2015-2021 Mercedes C Class W205 - 1 Piece - 114376
Part # 114376Vendor:Extreme DimensionsRegular price $82.01 USDRegular price$90.21 USDSale price $82.01 USDSale




















