Carbon fiber rear under splitters for the F90 BMW M5 that enhance rear-end aggression with a motorsport-inspired design and precise 3DDesign fitment.

3DDesign Carbon Rear Under Splitters F90 BMW M5

The 3DDesign Carbon Rear Under Splitters for the F90 BMW M5 are premium aerodynamic accents designed to refine and enhance the rear styling of the M5 with a motorsport-inspired touch. Crafted from high-quality carbon fiber with a refined gloss weave finish, these rear under splitters integrate seamlessly with the factory rear bumper and diffuser, adding visual depth and a more aggressive stance while maintaining OEM-level fitment. Lightweight yet durable, they complement the M5’s performance-focused design and showcase 3DDesign’s signature attention to detail, precision engineering, and elevated exterior styling.

Features

• Genuine 3DDesign component with precise OEM-level fitment
• Constructed from premium, lightweight carbon fiber
• High-gloss carbon weave finish for a refined, sporty appearance
• Enhances the rear profile with a more aggressive, performance-inspired look
• Seamlessly integrates with the factory rear bumper and diffuser
• Adds visual depth and dynamic styling to the lower rear valance
• Lightweight yet durable construction for long-term quality
• Complements the M5’s athletic and motorsport-inspired design

Applications

• BMW M5: F90 | 2018-2023

Notes

• Photos show the Carbon Rear Diffuser which is not included, click here to purchase

About 3DDesign

3DDesign is a Japan-based BMW specialist recognized for OEM-level fit, refined aesthetics, and real-world performance. Drawing on motorsport development, the brand engineers aerodynamic components, wheels, exhaust systems, suspension, and interior accessories using advanced CAD / CAM, CFD, and road / track testing. Its catalog emphasizes lightweight, high-quality materials — such as carbon fiber, forged aluminum, and titanium — paired with precise tolerances for seamless integration with factory systems. The result is a cohesive, OEM-plus driving experience that elevates both form and function across modern BMW platforms.