Are you the enthusiast seeking a refined aesthetic and aerodynamic design? If yes, let's do the ultimate upgrade to your BMW F32, F33, or F36 4 series.

This M Performance carbon fiber rear diffuser will captivate a dynamic look on your BMW 4 Series F32/F33/F36 (420i, 428i, 430i, 435i, 440i, 420d, 425d, 430d, 435d) M Sport. Our carbon rear diffuser is made with the best material to withhold against road debris and sun damage as best as possible. This diffuser features a 3K twill weave that will nicely match any other carbon fiber parts you have on your car from Ahacarbon. And it's coated with a UV protectant clear coat to retain its look from the moment you get it and prevent it from fading! This carbon fibre BMW rear diffuser showcases a gloss carbon finish that captivates a modern aesthetic on your BMW 4 Series for a signature appearance on every occasion.

This carbon fiber rear diffuser for BMW F32/F33/F36 M Tech is backed by our fitment and quality guarantee to ensure that this product is going to fit well and hold its quality. Every BMW 4 Series diffuser is quality checked before it leaves our facility to ensure you get a product free of defects. The diffuser is a direct replacement for the factory plastic diffuser, installation is an easy bolt-on application process, however, professional installation is recommended.

Choose Ahacarbon carbon fiber bumper diffuser for your F32/F33/F36 M Sport carbon fiber needs and receive a product you can be proud to install on your vehicle.

Fitment:

• Model: for BMW 4 Series F32 F33 F36 (420i 428i 430i 435i 440i 420d 425d 430d 435d) M Sport 2-Door 4-Door
• Year: 2014 2015 2016 2017 2018 2019
• Note: Not for BMW F32/F33/F36 Base Models

Important Notices:

Pls check the above fitment information or send us car pictures to verify before order, thanks a lot!
If your car has a rear sensor door, please order it prudently, the function of sensor may be blocked after the product is installed.

Features:

• Material: Quality 3X3 weave carbon fiber
• Functions: Light and durable, create a new iconic look, enhancing the aerodynamic performance of the car
• Processing: 3D design, CNC moulding, test installation on real car, fitment guaranteed
• Surface finish: Double layered UV-Protected clear coating, shining and smooth surface
• Packing: Multilayer protected export carton, shockproof and crashproof
• Installation: Replacement style, self-tapping screws are included in the package. Recommend professional installation