The BMW Z4 3.0i (231Hp) got a brand new performance kit developed by the German tuner G-Power. The new kit gives an ASA T1-12 supercharger to the 3.0l straight-six engine. Featuring a complete exhaust system with racing-headers and catalysts and a new ECU system the engine performs now 375 hp at 6.450 rpm and 420 Nm torque at 4.650 rpm. With a sprint time from 0 to 100 km/h of 4.9sec and to 200km/h in 15.1 sec the new engine can race now the BMW Z4M. The top speed of the G-Power G4 is 300 km/h.
The conversion to the G-Power EVO III configuration costs around €18,850 or $29,900 and it also includes installation. The G-Power offers along with the kit a complete tuning program which includes: aerodynamic body kit, 20-inch light-alloy wheels, suspension modifications, high-performance brake system with eight-piston fixed callipers and 380 x 34mm brake discs on the front axle and exclusive interior components