VAETH V50RS Makes MB E-Class V8 into Hidden Hammer
 There are plenty of tuners willing to go completely bonkers on any Mercedes model. Brabus comes to mind with its ultra-fast model range that wears its aggression for all to see. There are more subtle ways to up the performance of an E-Class, however. VAETH tuning of Germany has a new kit called the V50RS based on the E500/E550 that is intensely focused under the metal. Power jumps from 408PS to 550PS via new ECU programming, a new intercooler and fresh exhaust system (behind the back axle.) A big brake kit, giant wheels and a new AirMatic module drop …