The most recent tuning kit developed by Vorsteiner addresses the BMW E92 M3 and is called the GTRS5.
This is a limited edition program which contains of numerous carbon fiber body enhancements such as a new front bumper with an integrated chin spoiler, wider fenders and quarter panels, extended side skirts, plus a chrome trunk badge and embroidered floor mats.
The Vorsteiner GTRS5 BMW M3 also features a set of VS-310 3-Piece Concave Forged Aluminum
Wheels wrapped in Nitto Invo performance tires, while among the options, the tuner offers a GTS3 carbon fiber vented race hood, a GTRS3 carbon fiber boot lid and a titanium exhaust system.    
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Source: Vorsteiner