The famous Vorsteiner tuning division has recently built up the BMW M4 Special Edition GTR S4, which will be officially unveiled at the 2014 SEMA Motor Show.
The aftermarket specialists from the Vorsteiner tuning company has fitted the BMW M4 Special Edition GTR S4 with a wider body kit, meaning that the front fenders are now wider with two inches, while the rear received 3.5 inches more.
The BMW M4 Special Edition GTR S4 will be sitting on the some special wheels as well, measuring 20×10.5-inch at the front and 20×13.5-inch at the back.
The BMW M4 Special Edition GTR S4 by Vorsteiener has been also equipped with a carbon fiber front bumper, which now sports an integrated spoiler, carbon fiber rear bumper with carbon fiber aero side blades, rear diffuser, the Vorsteiner badging and the 90 mm quad exhaust tips.
Under the hood, Vorsteiener has also installed the ESS Tuning`s E-Tronic system, with the unit now developing 550 horsepower, compared to the stock 425 horsepower.