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Exterior Parts

Exterior Car Mods That Hit Hard – Body Kits, Spoilers, Diffusers & More

At SuperAutoUSA, we’re all about clean looks, bold stance, and real performance. Whether you’re looking for the best body kit for my car, a spoiler for your 2023 Civic, or a full street-ready upgrade, this is the collection that delivers.

🔥 Our exterior parts lineup includes:

  • Front Lip Spoilers – perfect if you’re hunting for a cheap front lip spoiler online
  • Carbon Fiber Side Skirts that bring aggressive aero and style
  • Rear Diffuser Kits for a track-inspired finish
  • Rear Spoiler Wings and Roof Spoilers for that high-performance edge
  • Body Kit Sets for a full transformation
  • Custom Front Grilles – stop scrolling "buy custom grilles near me," we got them right here
  • Window Visors, Taillights, Fog Light Covers, Hood Kits, Roof Racks, and more

Fits top models from Honda, Toyota, Subaru WRX/STI, Ford, BMW, Nissan, Acura, and more. So if you're searching for aftermarket exterior parts for WRX/STI, you’re in the right spot.

All our parts are easy to install, built with ABS, PU, or real carbon fiber, and shipped fast. No games. Just the mods you need to stand out.

Quarter Window Louvers

Scion BRZ / FR-S +1 · 2013–2020

Color
2
Close-up of the aggressive triple-slat design on the 86/BRZ gloss black window louvers
Detailed shot of the high-definition carbon fiber print weave on the 86/BRZ window louvers
$ 39.99
View

V-Style Rear Bumper Shark Fin Diffuser Kit

Subaru BRZ / GR86 · 2022–2026

$ 79.99

Front Grill Overlay Covers

Subaru Impreza / STI +1 · 2006–2007

Color
2
3-piece set of gloss black front grill frame overlay covers for 2006-2007 Subaru Impreza WRX STI
Detailed shot of the high-definition carbon fiber print weave on the 2006-2007 WRX grill overlays
$ 44.99
View

Rear Passanger Window Louvers

Subaru Impreza / STI +1 · 2008–2014

Color
2
Close-up of the aggressive triple-slat vent design on the GV WRX gloss black window louvers
Detailed shot of the high-definition carbon fiber print weave on the GV window louvers
$ 44.99
View

Rear Passanger Door Window Louvers

Subaru STI · 2015–2021

Color
2
Close-up of the aggressive triple-slat vent design on the VA WRX gloss black louvers
Detailed shot of the high-definition carbon fiber print weave on the VA window louvers
$ 49.99
View
Color
2
Gloss Black
Carbon Print
$ 89.99
View

Rear Diffuser Splitter Shark Fins

Subaru WRX · 2015–2021

$ 79.99
Save
$ 400

Carbon Fiber Hood - Vented VS Style

Subaru WRX · 2021–2026

$ 1,499.99 $ 1,899.99

Front Bumper Lip - Gloss Black

BMW X7 · 2023–2025

$ 159.99

STI Style Side Skirt Extensions

Subaru WRX · 2022–2026

Color
2
Close-up of the premium mirror-finish gloss black coating on the WRX STI style side rockers
Detailed shot of the high-definition carbon fiber print weave on the VB side skirt extensions
$ 79.99
View

STI Style Rear Diffuser

Subaru WRX · 2022–2026

Color
2
Standalone view of the uninstalled STI style rear bumper diffuser for Subaru VB
Showing the reflective UV-resistant high-gloss top coat on the carbon print diffuser
$ 99.99
View
$ 299.99

Double Grille with LED - Gloss Black

BMW 3 Series · 2023–2025

$ 499.99
$ 599.99
$ 499.99
$ 159.99

Real Carbon Fiber Front Hood

Cadillac CT4 · 2020–2026

$ 1,999.99
$ 145.99
$ 699.99
Save
$ 200
$ 1,359.99 $ 1,559.99

Gloss Black Front Bumper Lip

BMW G90 / M5 · 2024–2026

$ 199.99

Real Carbon Fiber Front Hood

Cadillac CT5 · 2020–2026

$ 1,649.99
$ 799.99
Save
$ 200
$ 1,799.99 $ 1,999.99