1 Fitment: The rear bumper lip diffuser is a replacement for 5 Series G30 M-Tech 525i 530i 540i 2017-2022, please check the model and year before ordering. 2 Function: Improve the aerodynamic characteristics, enhancing the transition between the high speed airflow below the vehicle, to ensure high speed running. 3 High Performance: Provides room for the airflow under the vehicle to slow down and expand, thereby providing pressure recovery by providing airflow filling. 4 Durable Material: The rear bumper splitter kit is made of durable ABS plastic material, which is dustproof and resistant to deformation and colorfast, long lasting to use. 5 Easy to Install: The package includes two diffusers, six mounting screws and a glue, ensuring quick and easy installation and a perfect fit for your vehicle model.

What's in the box
2 x Rear Bumper Lip Diffuser