It's easy to become complacent when it comes to your ride's power since Mercedes are known around the world as premium automobiles. Adding a Mercedes E Class performance part or two can really turn your car into a machine to be reckoned with. Perhaps you want big time acceleration and have your eye on a new E Class NOS kits. When you turn the key to your car when you have it equipped with aftermarket Mercedes E Class power parts. E Class performance chips are a great upgrade, from E Class turbo kits to custom E Class power programmer modifications.