Carbon Fiber Rear Diffuser w/ Brake Light & Splitter for BMW G80 G81 M3 G82 G83 M4

$1,599.95 USD

Before You Order

Confirm fitment, lead time, and install details before checkout.

Fitment Support In Stock / Made To Order Returns Check
Fitment Check Confirm year, make, model, trim, bumper style, wiring, and selected options before checkout.
Build Details Photos, vehicle search, and recommendations are helpful guides; final fitment can vary by build.
Lead Time In-stock items move fastest. Made-to-order specialty parts may need extra preparation before tracking updates.
Inspect First Inspect every part before painting, drilling, cutting, modifying, or installing it.

COMPLETE YOUR SETUP

Upgrade the rear-end styling and performance of your BMW G80 G81 M3 G82 G83 M4 with the STRATEC Carbon Fiber Rear Diffuser w/ Integrated Brake Light & Rear Splitter, designed for an aggressive motorsport look with functional enhancements.

This performance diffuser setup features an integrated F1-style LED brake light and extended rear splitter design, giving your vehicle a race-inspired appearance while improving rear airflow and visibility. The combination of sharp fins and lower extensions adds depth, width, and a more track-focused stance.

Constructed from premium carbon fiber, this diffuser delivers lightweight durability and a high-gloss finish that perfectly complements any carbon fiber aero setup.


Key Features

  • Rear diffuser with integrated LED brake light

  • F1-style center light for added visibility

  • Built-in rear splitter extensions

  • Enhances rear aerodynamics and airflow

  • Aggressive motorsport-inspired styling

  • Adds width and depth to rear bumper

  • Premium carbon fiber construction

  • Lightweight and durable design

  • High-gloss carbon fiber finish

  • Precision-molded for exact fit


Fitment

BMW G80 G81 M3 G82 G83 M4

  • Chassis: G80 / G81 (M3) / G82 / G83 (M4)

  • Model Years: 2021+

Description

Upgrade the rear-end styling and performance of your BMW G80 G81 M3 G82 G83 M4 with the STRATEC Carbon Fiber Rear Diffuser w/ Integrated Brake Light & Rear Splitter, designed for an aggressive motorsport look with functional enhancements.

This performance diffuser setup features an integrated F1-style LED brake light and extended rear splitter design, giving your vehicle a race-inspired appearance while improving rear airflow and visibility. The combination of sharp fins and lower extensions adds depth, width, and a more track-focused stance.

Constructed from premium carbon fiber, this diffuser delivers lightweight durability and a high-gloss finish that perfectly complements any carbon fiber aero setup.


Key Features

  • Rear diffuser with integrated LED brake light

  • F1-style center light for added visibility

  • Built-in rear splitter extensions

  • Enhances rear aerodynamics and airflow

  • Aggressive motorsport-inspired styling

  • Adds width and depth to rear bumper

  • Premium carbon fiber construction

  • Lightweight and durable design

  • High-gloss carbon fiber finish

  • Precision-molded for exact fit


Fitment

BMW G80 G81 M3 G82 G83 M4

  • Chassis: G80 / G81 (M3) / G82 / G83 (M4)

  • Model Years: 2021+

Fitment & Install Notes

Fitment first: Confirm your vehicle year, make, model, trim, bumper style, wiring, and product options before checkout. Product photos, vehicle search, and recommendations are helpful guides, but final fitment can depend on trim, modifications, and install setup.

  • Installation: Professional installation is recommended for lighting, exhaust, carbon fiber, steering wheel, brake, and body components.
  • Lead time: In-stock items move fastest. Made-to-order specialty parts may need extra preparation before tracking updates.
  • Before install: Inspect all parts before painting, drilling, cutting, modifying, or installing. Contact us first if anything looks incorrect.
  • Need help? Email support@vektomotorsports.com before purchase if you want fitment support for your build.