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Government plans to cut the cost of motoring explained

Freeborn Group The government has today announced measures it says will drive down the cost of running a car. But will motorists notice a difference, or will it just be a drop in the ocean? Here, MSN Cars runs through the key changes announced today, and explains how they will affect you.

Fiat 500C drops cover (and top) for Geneva show

To keep in step with Mini, Fiat will launch a convertible version of the 500 at the Geneva motor show. The 500C comes a couple months after Mini showed its own new convertible at the Detroit auto show. In place of the fixed roof is a power retractable soft top with rear glass window and built-in rear brake light.

First look: 2014 BMW M3 and M4

The BMW M3 is back, faster and more powerful than ever before -- but only as a four-door sedan. For its iconic 3-series-based performance model, BMW will dispense with a 26-year tradition of high-revving naturally aspirated engines in lieu of turbocharged six-cylinder power. Revealed here in production-car guise for the first time, the new 425-hp M3 sedan will be joined at the outset by its sister model, the M4 -- a mechanically identical but stylistically sleeker two-door coupe previewed in lightly veiled concept-car form at the Pebble Beach concours in California last August.