BMW G80 G81 M3 & G82 G83 M4 Pre-Preg Carbon Fibre Diffuser Outline Trim (2021+)

Transform the rear end of your G8X with the MCarbonique Pre-Preg Carbon Fibre Diffuser Outline Trim — engineered to add a sharper, more aggressive OEM+ appearance while maintaining the refined styling of the factory diffuser. Designed specifically for the 2021+ BMW G80 / G81 M3 and G82 / G83 M4 platform, this trim enhances the lower rear profile with premium lightweight carbon fibre construction and precision fitment.

Manufactured using genuine pre-preg carbon fibre and cured under high pressure for maximum strength, consistency, and weight reduction, each piece features a deep gloss finish that perfectly complements other factory and aftermarket carbon components. The result is a cleaner, more motorsport-inspired rear aesthetic without compromising fit or quality.

Whether paired with an OEM diffuser or a full carbon aero setup, the MCarbonique Diffuser Outline Trim delivers subtle detail with high-end presence.

Features

• Genuine pre-preg carbon fibre construction
• Lightweight and high-strength design
• High gloss UV-resistant clear coat
• Precision fitment for OEM-quality installation
• Aggressive OEM+ styling enhancement
• Designed for factory rear diffuser compatibility

Vehicle Fitment

• 2021+ BMW G80 M3
• 2021+ BMW G81 M3 Touring
• 2021+ BMW G82 M4 Coupe
• 2021+ BMW G83 M4 Convertible

What’s Included

• Pre-Preg Carbon Fibre Diffuser Outline Trim
• Installation hardware (if applicable)

Note

Professional installation is recommended. Vehicle pictured may include additional carbon fibre accessories not included with this product.