F8X M3 M4 Carbon air ducts - ABS Auto Body YMM_2015_2019_Bmw_3_Series_VI_LCI_F30_F31_F34 The diffuser bolts directly onto

The diffuser bolts directly onto the OEM M-Sport rear bumper

Lightweight and durable construction

The adjustable damping allows you to tailor the driving experience from comfortable street manners to aggressive track responsiveness

The BR Series offers a minimum 2 inch drop* as well as 30 levels of damping adjustment

This product includes the Euro-style front bumper shell

F8X M3 M4 Carbon air ducts - ABS Auto Body YMM_2015_2019_Bmw_3_Series_VI_LCI_F30_F31_F34 The diffuser bolts directly ontoABS Auto Body F8X M3 M4 Carbon Air Ducts Fitment Summary Part #: Overview Enhance the aerodynamic efficiency and aggressive styling of your F8X M3 or M4 with these high quality carbon fiber air ducts. Designed for enthusiasts who seek both form and function, these ducts help improve airflow to critical engine components while adding a sleek, race inspired look to your vehicle. Crafted from durable carbon fiber weave, they offer a lightweight yet