Mercedes-AMG?s CLA45 compact sedan may only work the door at Affalterbach?s internal-combustion madhouse. But with a transverse inline-four engine producing a bonkers 188 horsepower per liter, it makes for one helluva greeter. A host of recent updates have made the CLA45 4Matic?already a serious performer when it debuted for 2014?even stouter for 2017, albeit without much addressing of its underlying issues. READ MORE ??
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