Rear Diffusers Lip Rear Spoiler Wing

Sort + Filter

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!

Save $ 150.01

TRD Style 5-in-1 Aero Kit - Front Lip + Rear Diffuser + Side Skirts + Rear Spoiler

Toyota Camry·2018–2024

(1)

$ 499.99 $ 650.00

Save $ 175.01

Full Body kit Set - LED Light

Toyota Camry·2018–2024

From

$ 499.99 $ 675.00

View

Rear Bumper Diffusers

Selected

Show

TRD Style 5-in-1 Aero Kit - Front Lip + Rear Diffuser + Side Skirts + Rear Spoiler

$ 499.99 $ 650.00

Full Body kit Set - LED Light

$ 499.99 $ 675.00

Shop By Parts

Customer Support

Rear Bumper Diffusers

Selected

Show12243648

TRD Style 5-in-1 Aero Kit - Front Lip + Rear Diffuser + Side Skirts + Rear Spoiler

$ 499.99 $ 650.00

Full Body kit Set - LED Light

$ 499.99 $ 675.00

Shop By Parts

Customer Support

Show