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Rear Bumper Diffusers
Rear Bumper Diffusers – Performance & Aerodynamic Enhancements
Upgrade your vehicle’s aerodynamics, style, and stability with our premium selection of Rear Bumper Diffusers. At SuperAutoUSA, we specialize in high-quality rear diffusers, bumper splitters, and aerodynamic fins, engineered to improve downforce, reduce drag, and enhance the aggressive look of your car. Whether you want a track-inspired carbon fiber diffuser or a subtle street-style rear bumper lip, we offer the perfect fit for your build.
Why Choose a Rear Bumper Diffuser?
- Aggressive & Sporty Appearance – Enhances your vehicle’s rear-end design for a sleek, high-performance look.
- Improved Aerodynamics & Stability – Helps manage airflow, reducing turbulence and increasing rear-end downforce.
- Premium Materials – Available in durable ABS plastic, fiberglass, and real carbon fiber for long-lasting performance.
- Easy Installation & Perfect Fitment – Designed for direct bolt-on or adhesive installation with precision fit for each model.
- Variety of Finishes – Choose from gloss black, matte black, carbon fiber, or paintable options to match your car’s style.
Compatible with Popular Vehicle Models
We offer custom-fit rear bumper diffusers for a wide range of makes and models, including:
- BMW – M3, M4, 3 Series, 5 Series, X5
- Honda – Civic, Accord, CR-V, Type-R
- Toyota – Supra, Camry, Corolla, GR86
- Ford – Mustang, Focus, Fusion, F-150
- Chevrolet – Corvette, Camaro, Malibu
- Subaru – WRX, STI, BRZ, Crosstrek
Shop High-Performance Rear Bumper Diffusers Now
Discover the best rear bumper diffusers at SuperAutoUSA. Browse our selection for competitive pricing, fast shipping, and expert customer support.
Transform Your Vehicle’s Aerodynamics and Style – Order Your Rear Diffuser Today!
Shark Fin Style Rear Diffuser - Gloss Black
Chevrolet Corvette · 2020–2024
$ 449.99 $ 499.99
Dark Horse Competition Style Rear Bumper Cover
Ford Mustang · 2024–2025
$ 899.99
Front Lip, Side Skirts & Rear Diffuser Set - Gloss Black w/ Red Trim
Subaru STI / WRX · 2015–2021
$ 169.99 $ 199.99
Body Kits - Type R Style
Honda Civic · 2017–2021
$ 299.00 $ 399.99
Carbon Fiber Rear Diffuser - (A-Spec ONLY)
Acura TLX · 2021–2026
$ 439.99 $ 659.99
Shark Curved Gloss Black Rear Bumper Diffuser
Lexus IS300 / IS350 · 2013–2020
$ 159.99 $ 299.99
Hatchback Rear Diffuser Bumper with LED Brake Light Extension (Extra Gloss Carbon Fiber Print and Unpainted Black)
Honda Civic · 2016–2021
$ 299.99 $ 399.99
STYLE Black Left Single Exhaust Rear Bumper Diffuser
BMW 3 Series · 2012–2018
$ 169.99 $ 199.99
Rear Bumper Lower Diffuser Spoiler with LED Light (Carbon Fiber Print)
Toyota Camry · 2019–2026
$ 209.99 $ 289.99
Coupe with M-Sport Package Red LED Light F1 Style Rear Diffuser
BMW 2 Series · 2022–2025
$ 359.99
JDM Style Carbon Fiber Rear Diffuser
Subaru GR86 · 2022–2025
$ 499.99 $ 639.99
Rear Bumper Quad Exhaust Diffuser with LED Light
BMW 3 Series · 2012–2018
$ 239.99 $ 299.99
14-Up Corvette C7 GM Factory Package Carbon Fiber Rear Bumper Diffuser
Chevrolet Corvette · 2014–2019
$ 1,399.99 $ 1,599.99
Rear Diffuser - LED Light
Tesla Model 3 · 2017–2024
$ 174.99 $ 259.99
Rear Diffuser Shark Fins - Red
Subaru STI / WRX · 2015–2021
$ 59.99 $ 99.99
540i/550i/M550i M Sport Style Rear Bumper Diffuser Spoiler (Gloss Black)
BMW 5 Series · 2017–2022
$ 235.99 $ 359.99
Rear Spoiler Lower Diffuser with LED Light (Unpainted / Matte Black)
Infiniti Q50 · 2014–2017
$ 99.99 $ 159.99
M-Sport Rear Bumper Lip Diffuser with LED Light (Gloss Black)
BMW 3 Series · 2019–2022
$ 145.99 $ 199.99
Gloss Black LED Brake Light Rear Bumper Diffuser
BMW 4 Series · 2021–2024
$ 190.99
Carbon Fiber Print Rear Bumper Diffuser Lip
Chevrolet Camaro · 2016–2024
$ 149.99
M440i VTEN Gran Coupe Dual Exhaust Red LED Light Diffuser With Corners
BMW 4 Series · 2021–2025
$ 468.99
M440i 2021-2025 LED VTEN Dual Exhaust Rear Diffuser
BMW 4 Series · 2021–2025
$ 417.99
Gloss Black Rear Diffuser with Rear Corner Splitter
BMW 3 Series · 2019–2022
$ 198.98 $ 259.99
Sedan Rear Bumper Diffuser with LED Light
BMW 5 Series · 2017–2022