G90 G99 M5 MP Pre-Preg Carbon Diffuser

G90 M5 / G99 M5 Touring MP Style Rear Diffuser

Stocked and Ships from Southern California in 1-3 Business Days

OE Grade Pre-Preg Glossy Dry Carbon Fiber

OEM+ Styling. Premium Materials. Perfect Fitment.

Refine the rear of your BMW G90/G99 M5 with the LAB OEM Style Rear Diffuser. Designed to complement the factory body lines, this diffuser delivers a more aggressive and purposeful appearance while maintaining the clean OEM+ styling that BMW enthusiasts appreciate.

Manufactured from premium OE Grade Pre-Preg Dry Carbon Fiber, every diffuser is autoclave cured to achieve exceptional strength, lightweight construction, and a flawless OEM-quality finish. Unlike lower-quality wet carbon alternatives, our dry carbon construction provides superior weave consistency, durability, and long-term appearance.

Engineered for enthusiasts who refuse to compromise on quality, fitment, or design.

Features

• OE Grade Pre-Preg Dry Carbon Fiber Construction
• Autoclave Cured for Maximum Strength & Lightweight Performance
• OEM Style Design
• OEM Matching 2x2 Carbon Fiber Weave
• High Gloss UV-Resistant Clear Coat
• Precision Engineered for Excellent Fitment
• Direct Replacement for the Factory Diffuser
• Designed for G90/G99 M5 only
• Professional Installation Recommended 

Why Choose OE Grade Pre-Preg Dry Carbon?

Not all carbon fiber is created equal! Our OE Grade Pre-Preg Dry Carbon is manufactured using the same process found on many of the world’s highest-end performance vehicles.

Benefits Include:

• Significantly lighter than traditional wet carbon fiber
• Greater structural rigidity
• OEM-quality weave consistency
• Superior resistance to heat, UV exposure, and yellowing
• Cleaner finish with virtually no resin distortion
• Long-lasting durability built for daily driving and track use

This is the premium standard for carbon fiber manufacturing.

Precision Fitment

Every LAB diffuser is engineered using OEM mounting locations for an installation that looks and fits like it came from the factory.

No uneven gaps.
No excessive trimming.
No loose edges.

Just premium fitment worthy of your build. 

Vehicle Fitment

BMW G90 M5 (2025+)

BMW G99 M5 Touring (2025+)

Please Note

• Professional installation is recommended.
• Carbon fiber parts are hand-finished, and slight variations in the weave or finish are considered normal characteristics of genuine carbon fiber.
• Always test fit components before final installation.

When it’s done by the LAB, it’s done premium.