Mercedes officially reveals today the high-performance A45 AMG, the sportier alternative of the new A-Class. As you probably guess, the new model will be introduced at the upcoming Geneva Motor Show this March. Under the bonnet sits a 2.0-liter...

Here are the first photos and details on the high-performance Mercedes A45 AMG, a model which will be seen for the first time at a public event next year at the 2013 Geneva Motor Show. Power is provided by a 2.0-liter turbo engine capable to...