The 3D Design E90 M3 Rear Diffuser brings a competition-inspired lower rear treatment to the E90 M3, adding aerodynamic structure and visual depth to the factory rear bumper without altering its fundamental proportions. Engineered specifically for the E90 M3's four-door sedan body and factory rear bumper geometry, the diffuser delivers a purposeful OEM+ upgrade that enhances the rear stance and performance character of BMW's high-revving sedan. The diffuser mounts directly to the E90 M3 rear bumper structure without requiring modification.

Designed and manufactured in Japan, 3D Design components are developed with a focus on fitment precision, durability, and real-world usability. Their approach blends motorsport influence with street functionality, resulting in aerodynamic upgrades that enhance both form and function without sacrificing practicality. The urethane construction delivers a smooth, OEM-quality surface texture and exacting panel alignment, mounting to factory attachment points for a tight, gap-free fit.

Product Details

• Designed for BMW E90 M3 sedan models with factory M3 rear bumper
• Rear diffuser mounts directly to factory E90 M3 rear bumper — no modification required
• High-quality urethane construction for durability and flexibility
• Includes installation hardware and instructions
• Designed and manufactured in Japan
• SKU: 3108-19051

Vehicle Applications

• BMW E90 M3

Notes

• Designed specifically for the E90 M3 sedan — not compatible with E92 / E93 M3 coupe or convertible rear bumper geometry
• 3D Design is a Japanese manufacturer known for precision-engineered BMW components developed for both street and circuit use
• As the exclusive North American distributor, IND Distribution guarantees all products are genuine 3D Design Japan components