2014-2020 BMW 4 Series (F32/F33/F36) M Performance Style Polypropylene Rear Diffuser | E3Tuning

The M Performance style rear diffuser brings a sharp, geometric depth to the rear profile of the BMW 4 Series F32, F33, and F36. Molded from durable polypropylene, this piece frames your exhaust layout with clean, authoritative lines that complete the factory M Sport body geometry.

• Custom Exhaust CutoutsChoose from 428i style (twin driver side), 435i style (dual single), or quad-tip configurations to ensure a seamless visual integration with your specific tailpipe setup.
• Resilient Polypropylene ConstructionCrafted from high-grade thermoplastic for long-term durability and a premium surface finish that maintains its appearance against the elements.
• Precision M Sport FitmentEngineered specifically for the M Sport bumper, this diffuser utilizes factory-style mounting points for a secure, bolt-on installation that aligns with original body lines.