Californian based engineers from Vorsteiner have recently introduced a new aero package for the BMW E90 M3 Sedan. Fitted with new lightweight components the Vorsteiner BMW E90 M3 Sedan features a dry carbon fiber front spoiler and as well as a rear diffuser with integrated fins. The Vorsteiner BMW E90 M3 Sedan has also received a new trunk lid that as the company mentions gives the E90 M3 superior stiffness and strength as well as improved down force, made entirely from the same dry carbon fiber material. 
Details referring to the Vorsteiner BMW E90 M3 Sedan price were not given.


Source: Vorsteiner