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Bull Boost Performance

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

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

Regular price $1,599.95 USD
Regular price Sale price $1,599.95 USD
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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+

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