E3 Performance

//////C219 - 2010 - 2014

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Mercedes-Benz CLS ( C219 - 2010 - 2014 ) Tuning Boxes

The E3 Performance Tuning Box is unique: it's the only tuning box with overheating protection. Therefore the E3 Performance box is the safest way to improve the power and torque of your Mercedes-Benz CLS.

Select your Mercedes-Benz CLS engine:


Contact us if you can't find the engine of your car in our application list. If it's a recent engine, the E3 Performance tuning box might be in development.