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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Challenger 11-14 Diffuser
Part # 23131000Vendor:ZL1 AddonsRegular price From $349.99 USDRegular priceSale price From $349.99 USD -
Charger 20-23 Widebody Standard Diffuser
Part # 23144001Vendor:ZL1 AddonsRegular price From $339.99 USDRegular priceSale price From $339.99 USD -
Camaro 16-18 Diffuser
Part # 23111100Vendor:ZL1 AddonsRegular price From $219.99 USDRegular priceSale price From $219.99 USD -
Durango 18-24 SRT/RT/GT Diffuser
Part # 23220001Vendor:ZL1 AddonsRegular price From $318.99 USDRegular priceSale price From $318.99 USD -
Challenger 15-23 Deluxe Diffuser
Part # 23134001Vendor:ZL1 AddonsRegular price From $399.99 USDRegular priceSale price From $399.99 USD -
AutoTecknic Carbon Fiber Performante Rear Diffuser - BMW G06 X6
Part # ATK-BM-0514Vendor:AutoTecknic USARegular price $495.00 USDRegular priceSale price $495.00 USD -
AutoTecknic Dry Carbon Performante Rear Diffuser - BMW G90/ G99 M5
Part # ATK-BM-0841Vendor:AutoTecknic USARegular price $1,525.50 USDRegular price$1,695.00 USDSale price $1,525.50 USDSale -
AutoTecknic Dry Carbon Performante Rear Diffuser - BMW G80/ G81 M3 | G82/ G83 M4
Part # ATK-BM-0880Vendor:AutoTecknic USARegular price $765.00 USDRegular price$850.00 USDSale price $765.00 USDSale -
AutoTecknic Dry Carbon Performante Rear Diffuser - BMW G87 M2
Part # ATK-BM-0888Vendor:AutoTecknic USARegular price $715.50 USDRegular price$795.00 USDSale price $715.50 USDSale -
AutoTecknic Dry Carbon Competition Rear Diffuser - BMW F87 M2 | M2 Competition
Part # ATK-BM-0358Vendor:AutoTecknic USARegular price $650.00 USDRegular price$680.00 USDSale price $650.00 USDSale -
AutoTecknic Vacuumed Carbon Fiber Diffuser - BMW F30 M-Sport
Part # ATK-BM-0400Vendor:AutoTecknic USARegular price $580.00 USDRegular price$600.00 USDSale price $580.00 USDSale -
AutoTecknic Dry Carbon Performante Rear Diffuser - BMW G42 2-Series M-Sport
Part # ATK-BM-0885Vendor:AutoTecknic USARegular price $650.00 USDRegular priceSale price $650.00 USD -
AutoTecknic Carbon Fiber Performante Rear Diffuser - BMW G05 X5
Part # ATK-BM-0387Vendor:AutoTecknic USARegular price $595.00 USDRegular price$680.00 USDSale price $595.00 USDSale -
AutoTecknic M-Inspired Complete Diffuser Retrofit Kit - BMW G30 5-Series
Part # ATK-BM-0355Vendor:AutoTecknic USARegular price $585.00 USDRegular price$650.00 USDSale price $585.00 USDSold out -
AutoTecknic Dry Carbon Competition Center Diffuser - BMW F10 M5
Part # ATK-BM-0350Vendor:AutoTecknic USARegular price $540.00 USDRegular priceSale price $540.00 USD -
JDMuscle Tanso Carbon Fiber VS Style Rear Diffuser 7PC for 2020+ Toyota Supra
Part # JDM-A90-RD-VS-1Vendor:JDMuscleRegular price From $1,999.00 USDRegular price$1,999.00 USDSale price From $1,999.00 USD -
JDMuscle [15-21 WRX/STI] Tanso Carbon Fiber VS Style Rear Diffuser
Part # JDM-WRX15-RDF-VS-1Vendor:JDMuscleRegular price From $1,350.00 USDRegular price$1,499.00 USDSale price From $1,350.00 USDSale -
JDMuscle Tanso Carbon Fiber OEM Style Rear Diffuser for 2020+ Toyota Supra
Part # JDM-A90-RDF1Vendor:JDMuscleRegular price $1,200.00 USDRegular price$1,200.00 USDSale price $1,200.00 USD -
JDMuscle [11-14 WRX/STI Sedan] Carbon Fiber VS Style Rear Diffuser
Part # JDM-WRX11-RDF-VS-1Vendor:JDMuscleRegular price From $1,350.00 USDRegular price$1,499.00 USDSale price From $1,350.00 USDSale -
JDMuscle [08-11 G37] Carbon Fiber DP Style Rear Diffuser *Special Order*
Part # JDM-G37-RDF1Vendor:JDMuscleRegular price $699.00 USDRegular price$699.00 USDSale price $699.00 USD -
JDMuscle Tanso Carbon Fiber AM Style Rear Diffuser for 2020+ Toyota Supra
Part # JDM-A90-RD-1Vendor:JDMuscleRegular price From $1,399.00 USDRegular price$1,399.00 USDSale price From $1,399.00 USD -
JDMuscle 23-24 Nissan Z Carbon Fiber Rear Diffuser V1
Part # JDM-RZ34-DIF-V1#DCFVendor:JDMuscleRegular price $1,699.00 USDRegular price$1,699.00 USDSale price $1,699.00 USD -
JDMuscle [22-26 WRX] V1 Carbon Fiber Rear Diffuser
Part # JDM-WRX22-RDF1#CFVendor:JDMuscleRegular price $299.00 USDRegular price$299.00 USDSale price $299.00 USD -
JDMuscle [22-26 WRX] Rear Diffuser V1 | Paint Matched / Gloss Black / Cherry Red
Part # JDM-WRX22-RD1#D4SVendor:JDMuscleRegular price $249.00 USDRegular price$349.00 USDSale price $249.00 USDSale
















![JDMuscle [15-21 WRX/STI] Tanso Carbon Fiber VS Style Rear Diffuser](http://milkymotorsports.com/cdn/shop/files/jdmuscle-15-21-wrxsti-tanso-carbon-fiber-vs-style-rear-diffuser-5739192.jpg?v=1781014283&width=533)
![JDMuscle [11-14 WRX/STI Sedan] Carbon Fiber VS Style Rear Diffuser](http://milkymotorsports.com/cdn/shop/files/jdmuscle-11-14-wrxsti-sedan-carbon-fiber-vs-style-rear-diffuser-6039663.png?v=1770473403&width=533)


![JDMuscle [22-26 WRX] V1 Carbon Fiber Rear Diffuser](http://milkymotorsports.com/cdn/shop/files/jdmuscle-22-26-wrx-v1-carbon-fiber-rear-diffuser-3017983.png?v=1778518921&width=533)
![JDMuscle [22-26 WRX] Rear Diffuser V1 | Paint Matched / Gloss Black / Cherry Red](http://milkymotorsports.com/cdn/shop/files/jdmuscle-22-26-wrx-rear-diffuser-v1-paint-matched-gloss-black-cherry-red-5510788.png?v=1770473415&width=533)