BMW M3/M4 G8X Performance Style Dry Carbon Rear Diffuser

Refined carbon styling. A stronger rear-end presence.

Give your BMW M3 or M4 a distinctive exterior upgrade with the Performance Style Dry Carbon Rear Diffuser from RHT Performance.

Designed to complement the powerful proportions of the BMW G8X platform, this rear diffuser combines sporty contours with a refined, factory-inspired appearance.

The Performance Style design enhances the lower rear bumper with defined lines and a distinctive carbon fibre accent, creating a more aggressive yet balanced look without overpowering the original character of the vehicle.

Its carefully styled profile complements the signature design of the BMW M3 and M4, making it an attractive upgrade for enthusiasts who appreciate both performance-inspired aesthetics and understated elegance.

Manufactured from lightweight Dry Carbon Fibre, the diffuser adds a premium carbon appearance to the rear of your vehicle.

Whether installed on its own or paired with compatible carbon side skirts, front splitters and rear spoilers, this diffuser helps create a coordinated exterior styling package.

PRODUCT HIGHLIGHTS

• Dry Carbon Fibre construction
• Performance-inspired rear diffuser design
• Sporty and refined rear-end appearance
• Lightweight carbon construction
• Distinctive carbon fibre finish
• Designed to complement the BMW G8X rear bumper
• Factory-inspired styling with aggressive contours
• Suitable for coordinated exterior carbon upgrades
• Applicable DTC documentation included*

VEHICLE COMPATIBILITY

• BMW M3 G80 Saloon (2021+)
• BMW M3 G80 Competition Saloon (2021+)
• BMW M3 G81 Touring (2023+)
• BMW M3 G81 Competition Touring (2023+)
• BMW M4 G82 Coupé (2021+)
• BMW M4 G82 Competition Coupé (2021+)
• BMW M4 G83 Convertible (2021+)
• BMW M4 G83 Competition Convertible (2021+)

Please verify compatibility with your vehicle's exact model year, variant, rear bumper and exhaust configuration before ordering.

PACKAGE CONTENTS

• 1 × Performance Style Dry Carbon Rear Diffuser
• Applicable DTC documentation*

Mounting accessories are included only where specified with the supplied product.

INSTALLATION

Professional installation is recommended to ensure correct positioning, secure attachment and proper alignment with the rear bumper.

Installation requirements and mounting methods may vary depending on the vehicle configuration and supplied components.

SWISS ROAD COMPLIANCE

DTC Documentation Included*

This product is supplied with applicable DTC documentation for the relevant component and vehicle configuration, supporting the approval process in Switzerland.

Additional inspections, documentation or registration requirements may apply depending on the vehicle and the responsible Swiss road traffic authority.

IMPORTANT PRODUCT INFORMATION

This product is an independently manufactured aftermarket accessory designed for compatible BMW vehicles.

It is not an original BMW component or an original product of any other aftermarket manufacturer.

RHT Performance is an independent retailer and is not affiliated with, endorsed by or sponsored by BMW or any third-party aftermarket manufacturer.