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 Circuit Rear Diffuser Compatible With 2015-2023 Dodge Challenger - 3 Piece - 113897
Part # 113897Vendor:Extreme DimensionsRegular price $794.00 USDRegular price$873.40 USDSale price $794.00 USDSale -
Carbon Creations VRS Rear Diffuser Compatible With 2015-2021 Subaru WRX STI - 3 Piece - 113472
Part # 113472Vendor:Extreme DimensionsRegular price $979.00 USDRegular price$1,076.90 USDSale price $979.00 USDSale -
Extreme Dimensions Duraflex VRS Rear Diffuser Compatible With 2015-2021 Subaru WRX STI - 13 Piece - 113471
Part # 113471Vendor:Extreme DimensionsRegular price $378.00 USDRegular price$415.80 USDSale price $378.00 USDSale -
Carbon Creations M Performance Rear Diffuser Compatible With 2014-2020 4 Series F32 - 1 Piece - 113149
Part # 113149Vendor:Extreme DimensionsRegular price $269.00 USDRegular price$295.90 USDSale price $269.00 USDSale -
Extreme Dimensions Duraflex GT500 V2 Rear Diffuser Compatible With 2013-2020 FRS 86 BRZ - 1 Piece - 112643
Part # 112643Vendor:Extreme DimensionsRegular price $349.00 USDRegular price$383.90 USDSale price $349.00 USDSale -
Extreme Dimensions Duraflex M4 Look Rear Diffuser Compatible With 2014-2020 BMW 4 Series F32 - 1 Piece - 112518
Part # 112518Vendor:Extreme DimensionsRegular price $279.00 USDRegular price$306.90 USDSale price $279.00 USDSale -
Aero Function AF-1 Wide Body Front Diffuser Compatible With 2013-2021 Land Rover Range Rover - 1 Piece - 109705
Part # 109705Vendor:Extreme DimensionsRegular price $263.00 USDRegular price$289.30 USDSale price $263.00 USDSale -
Extreme Dimensions Duraflex M Performance Look Rear Diffuser Compatible With 2014-2020 BMW 4 Series F32 - 1 Piece - 109543
Part # 109543Vendor:Extreme DimensionsRegular price $214.00 USDRegular price$235.40 USDSale price $214.00 USDSale -
Extreme Dimensions Duraflex GT500 Wide Body Rear Diffuser Compatible With 2013-2020 FRS 86 BRZ - 1 Piece - 109031
Part # 109031Vendor:Extreme DimensionsRegular price $295.00 USDRegular price$324.50 USDSale price $295.00 USDSale -
Extreme Dimensions Duraflex DL-R Rear Diffuser Compatible With 2007-2015 Mini Cooper R56 R57 R58 R59 - 1 Piece - 108450
Part # 108450Vendor:Extreme DimensionsRegular price $482.00 USDRegular price$530.20 USDSale price $482.00 USDSale -
Extreme Dimensions Duraflex Eros Version 1 Rear Diffuser Compatible With 2005-2009 Ferraru F430 - 107731
Part # 107731Vendor:Extreme DimensionsRegular price $756.00 USDRegular price$831.60 USDSale price $756.00 USDSale -
Extreme Dimensions R-1 Rear Diffuser Compatible With 2009-2012 Audi A4 4DR - 1 Piece - 107421
Part # 107421Vendor:Extreme DimensionsRegular price $307.00 USDRegular price$337.70 USDSale price $307.00 USDSale -
Extreme Dimensions Duraflex AM-S Wide Body Rear Lip Add On Spoiler Diffuser Compatible With 2003-2008 Nissan 350Z - 1 Piece - 107227
Part # 107227Vendor:Extreme DimensionsRegular price $384.00 USDRegular price$422.40 USDSale price $384.00 USDSale -
Extreme Dimensions Duraflex AM-S Rear Lip Add On Spoiler Diffuser Compatible With 2003-2008 Nissan 350Z - 1 Piece - 104986
Part # 104986Vendor:Extreme DimensionsRegular price $423.00 USDRegular price$465.30 USDSale price $423.00 USDSale -
Mustang 24-25 GT Performance Pack Stealth Diffuser
Part # 23158001Vendor:ZL1 AddonsRegular price From $129.99 USDRegular priceSale price From $129.99 USD -
Mustang 24-25 GT/ECO Stealth Diffuser
Part # 23157001Vendor:ZL1 AddonsRegular price From $129.99 USDRegular price$0.00 USDSale price From $129.99 USD -
Mustang 15-17 Stealth Diffuser
Part # 23155001Vendor:ZL1 AddonsRegular price From $129.99 USDRegular price$0.00 USDSale price From $129.99 USD -
Mustang 18-23 EcoBoost Stealth Diffuser
Part # 23156001Vendor:ZL1 AddonsRegular price From $129.99 USDRegular price$0.00 USDSale price From $129.99 USD -
Mustang 18-23 GT Stealth Diffuser
Part # 23154001Vendor:ZL1 AddonsRegular price From $129.99 USDRegular priceSale price From $129.99 USD -
Charger 15-23 Stealth Diffuser
Part # sku-41439632883883Vendor:ZL1 AddonsRegular price From $135.99 USDRegular price$0.00 USDSale price From $135.99 USD -
Camaro 14-15 ZL1 Diffuser (Belly Pan)
Part # 23114001Vendor:ZL1 AddonsRegular price From $229.99 USDRegular price$0.00 USDSale price From $229.99 USD -
Camaro 14-15 Z/28 Diffuser (Belly Pan)
Part # 23114000Vendor:ZL1 AddonsRegular price From $229.99 USDRegular priceSale price From $229.99 USD -
Challenger 15-23 Diffuser
Part # 23132001Vendor:ZL1 AddonsRegular price From $299.99 USDRegular priceSale price From $299.99 USD -
Charger 20-23 Widebody Stealth Diffuser
Part # 23144101Vendor:ZL1 AddonsRegular price From $135.99 USDRegular price$0.00 USDSale price From $135.99 USD













