Give the rear end of your G20 3-Series an aggressive, OEM+ look with the Performance V1 diffuser. This diffuser is made of 100% genuine carbon fiber and features a 2x2 carbon weave. Additionally, the Performance V1 features pre-drilled holes and is a direct replacement for your M340i's OEM diffuser. Professional installation is recommended. Please note removal of the bumper is recommended for proper installation, some additional drilling is required for best results.
