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Vendor:AutoTecknic USAAutoTecknic Dry Carbon Extended-Fin Competition Rear Diffuser - G20 3-Series
Regular price From $500.00Sale price From $500.00 Regular priceUnit price per -
SaleVendor:Palenon CarbonAG Style Supra Carbon Fiber Rear Canard Splitter - Toyota Supra MKV A90/A91
Regular price $329.99Sale price $329.99 Regular priceUnit price per$367.00 -
SaleVendor:Palenon PerformancePSM Style Carbon Fiber Rear Diffuser - BMW F80 M3, F82/F83 M4 | Palenon Performance
Regular price $1,799.00Sale price $1,799.00 Regular priceUnit price per$2,000.00 -
SaleVendor:Palenon PerformanceM Tech Carbon Fiber Rear Diffuser - BMW E92 328i/ 335i | Palenon Performance
Regular price $539.99Sale price $539.99 Regular priceUnit price per$635.00 -
SaleVendor:Palenon PerformanceBMW F87 M2 M Type Carbon Fiber Rear Diffuser
Regular price $699.00Sale price $699.00 Regular priceUnit price per$800.00 -
SaleVendor:Palenon PerformanceMP Style Carbon Fiber Rear Diffuser - BMW F80 M3, F82/F83 M4 | Palenon Performance
Regular price $499.00Sale price $499.00 Regular priceUnit price per$600.00 -
SaleVendor:Palenon PerformanceCarbon Fiber Rear Diffuser - BMW G80 M3 & G82/G83 M4
Regular price $749.00Sale price $749.00 Regular priceUnit price per$999.00 -
Vendor:carbonaddonsC8 Z06/ERay Corvette Carbon Fiber Rear Bumper Diffuser Exhaust Tail Pipe Surround Trim Cover
Regular price $249.99Sale price $249.99 Regular priceUnit price per -
SaleVendor:carbonaddonsC8 Corvette Stingray Carbon Fiber Rear Diffuser Fins Add-On – Real Carbon Fiber Fin Accent Kit
Regular price $399.00Sale price $399.00 Regular priceUnit price per$700.00 -
SaleVendor:carbonaddonsReal Carbon Fiber Rear Diffuser for 2024+ Ford Mustang
Regular price $699.00Sale price $699.00 Regular priceUnit price per$900.00 -
Vendor:carbonaddonsRear Diffuser Add-On Fins for 2024+ Ford Mustang GT & EcoBoost (ABS Plastic)
Regular price $299.00Sale price $299.00 Regular priceUnit price per -
Vendor:carbonaddonsRear Diffuser Side Splitter Extensions for 2024+ Ford Mustang
Regular price $99.00Sale price $99.00 Regular priceUnit price per -
SaleVendor:AutoTecknic USAAutoTecknic Dry Carbon Performante Rear Diffuser - G90/ G99 M5
Regular price $1,525.50Sale price $1,525.50 Regular priceUnit price per$1,695.00 -
SaleVendor:AutoTecknic USAAutoTecknic Carbon Fiber Performante Rear Diffuser - G05 X5
Regular price $595.00Sale price $595.00 Regular priceUnit price per$680.00 -
SaleVendor:AutoTecknic USAAutoTecknic Dry Carbon Competition Rear Diffuser - F87 M2 | M2 Competition
Regular price $650.00Sale price $650.00 Regular priceUnit price per$680.00 -
Vendor:AutoTecknic USAAutoTecknic Dry Carbon Competition Center Diffuser - F10 M5
Regular price $540.00Sale price $540.00 Regular priceUnit price per
Rear Diffusers & Spats
The Rear Diffusers & Spats collection at Revline features performance aero components that enhance both function and appearance. Rear diffusers improve airflow and reduce drag by managing turbulence under the car, while spats add aggressive styling and complement side skirt or splitter setups. Available in lightweight carbon fiber, durable ABS, and other premium finishes, these upgrades deliver a motorsport-inspired look with real aerodynamic benefits. Our catalog includes direct-fit options for platforms like Subaru WRX/STI, Nissan 370Z, Toyota GR Supra, BMW M-series, and more. At Revline, we stock rear diffusers and spats from trusted brands like APR Performance, ADRO USA, Carbonaddons, and Extreme Online Store so you can complete your aero package with confidence.