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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!
Sport Sedan Rear Bumper Lip Spoiler Diffuser LED Rear Corners
Honda Civic · 2016–2021
$ 169.99 $ 231.24
Sedan Rear Lip Diffuser with LED light Kit (Gloss Black)
Honda Civic · 2016–2021
$ 169.99 $ 225.99
Hatchback Type-R Rear Bumper Lip Conversion Kit
Honda Civic · 2017–2021
$ 199.99 $ 299.99
Hatchback Type R Style Rear Bumper Lip Spoiler Diffuser (Glossy Carbon Fiber Print Red)
Honda Civic · 2017–2021
$ 199.99
Sport Rear Diffuser Spoiler w/ LED Brake Light (Gloss Black)
Honda Accord · 2018–2023
$ 189.99 $ 259.99
Hatchback Type R Style Front Bumper Lip Side Skirt Rear Diffuser Body Kit (Glossy Carbon Fiber Print with Red Trim)
Honda Civic · 2017–2021
$ 599.00 $ 699.99
Rear Diffuser & Rear Corners - LED Light |
Honda Civic · 2016–2021
$ 179.99 $ 199.99
Rear Diffuser & Rear Corners - LED Light |
Honda Civic · 2016–2020
$ 169.99 $ 199.99
Type-R Hatchback FK7 Rear Bumper Garnish w/ Reflector
Honda Civic · 2017–2020
$ 109.99 $ 199.99
Hatchback Type-R Rear Bumper Lip (Carbon Fiber Print and Red)
Honda Civic · 2017–2021
$ 299.99 $ 399.99
Hatchback Rear Diffuser LED Brake Light Extension (Unpainted Black)
Honda Civic · 2016–2021
$ 99.99 $ 169.99
Sedan Rear Diffuser w/ LED Light (Gloss Black)
Honda Civic · 2016–2021
$ 169.99 $ 199.99
Gloss Black w/ Reflectors Rear Bumper Garnish
Honda Civic / Civic Hatchback +1 · 2017–2021
$ 109.99 $ 199.99
Body Kits - Type R Style
Honda Civic · 2017–2021
$ 299.00 $ 399.99
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
Hatchback Rear Bumper Spoiler Garnish Reflectors (Carbon Fiber Print and Red Trim)
Honda Civic · 2017–2021
$ 299.99 $ 399.99
Hatchback Type-R Look Rear Bumper Garnish W/Reflector
Honda Civic / Civic Type R · 2017–2021
$ 169.99 $ 199.99
Carbon Fiber Style Rear bumper Lip Diffuser LED light
Honda Civic · 2016–2021
$ 169.99 $ 225.99
Real Carbon Fiber Rear Bumper Lower Diffuser Lip
Honda Type R Fk 8 · 2017–2021
$ 499.99
Sport Rear Diffuser Spoiler w/ LED Brake Light (Carbon Fiber Print)
Honda Accord · 2018–2023
$ 199.99 $ 299.99
Hatchback Rear Bumper Garnish Reflectors (Black & Red Trim)
Honda Civic · 2017–2021