Last month, German Special Customs tried their hand on the Mercedes CLS 63 AMG by putting together a Stealth to boost up exterior appeal. Now the tuner has decided that they can do better than that and have come up with another package that can dish out 740 HP.
In order to obtain the extra 222 HP, the tuner added bigger turbos, an additional water cooler, a custom exhaust system, and an ECU update. As a result, the V8 engine now delivers a total of 750 HP and a peak torque of 516 lbs-ft. The 0 to 60 mph sprint is done in just 3.7 seconds, while taking the car up to a top speed of 218 mph.[...]
Source:
topspeed