For Z4 E85 E86 Z8 2002-2008 Black Rear Bumper Spolier Diffuser 10-Fin Splitter
$42.09
Reduce Air Resistance: This shark fin diffuser designed to increase a vehicle's aerodynamic performance.Reduces car's drag about 1.6% and increases down force.Reduce the airflow into the bottom, improve the steady of vehicle during fast driving.
