G-Power presented the program of completions for the BMW Z4 sDrive18i Roadster. German tuners enhance the impact model of the motor and set other wheels. The original version is equipped with a 2.0-liter engine developing 156 hp and 240 Nm, but after the modifications of the G-Power has a motor develops 240 forces and 310 Nm of torque. This upgrade has reduced the acceleration time from zero to hundreds of nearly 2.0 seconds. Achieve capacity growth tuners managed by the installation of a special module and thanks to reprogramming the electronic engine control unit. The company stressed that the revision had no effect on the reliability of the power unit. Experts G-Power also offer to install the wheels BMW Z4 brand ultra lightweight 20-inch forged alloy wheels. The cost of the tuning program is not specified.