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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!
330i M-Sport 2023-2026 VTEN Gloss Black Rear Diffuser with LED Light
BMW 3 Series · 2023–2026
$ 489.99 $ 599.98
435i 440i xDrive 4 Series M Sport Rear Bumper Diffuser Quad Exhaust Dual Outlet
BMW 4 Series · 2014–2020
$ 139.99 $ 259.99
Front Lip Rear Diffuser Side Skirts Gloss Black Body Kit
BMW X5 · 2024–2025
$ 789.98
435i M Sport Duo Exhaust Carbon Fiber Print Rear Diffuser
BMW 4 Series · 2014–2020
$ 139.99 $ 199.99
Dual Exhaust Rear Bumper Diffuser with LED Light
BMW 3 Series · 2012–2018
$ 239.99 $ 319.99
530i 540i Sedan 5 Series Rear Bumper Diffuser Lips Body Kits w/ LED Light
BMW 5 Series · 2017–2023
$ 299.99 $ 399.95
$ 499.99
MP Style Carbon Fiber Style Rear Diffuser Quad Outlet
BMW 4 Series · 2014–2020
$ 149.99 $ 199.99
435i 4 Series M Sport Dual Exhaust Rear Bumper Lip Diffuser
BMW 4 Series · 2014–2020
$ 139.99 $ 199.99
M-Sport CMS Style Rear Bumper Lip Diffuser W/ LED Light
BMW 3 Series · 2019–2022
$ 299.99 $ 409.99
Carbon Fiber paint Rear Lip Diffuser LED
BMW 3 Series · 2019–2022
$ 205.99
STYLE Black Left Single Exhaust Rear Bumper Diffuser
BMW 3 Series · 2012–2018
$ 169.99 $ 199.99
Coupe with M-Sport Package Red LED Light F1 Style Rear Diffuser
BMW 2 Series · 2022–2025
$ 359.99
Rear Bumper Quad Exhaust Diffuser with LED Light
BMW 3 Series · 2012–2018
$ 239.99 $ 299.99
540i/550i/M550i M Sport Style Rear Bumper Diffuser Spoiler (Gloss Black)
BMW 5 Series · 2017–2022
$ 235.99 $ 359.99
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
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
$ 269.99 $ 399.99
Rear Diffuser w/LED Light- M Sport
BMW 3 Series · 2019–2022
$ 132.99 $ 199.99
Gloss Black LED Brake Light Rear Bumper Diffuser
BMW 3 Series · 2023–2025