Focus RS output boosted to 370 hp with factory-backed Mountune kit

British tuner Mountune is an expert at extracting more performance from Ford Motor Company [NYSE:F] products. And in recent years we’ve seen the company come out with upgrades backed by the factory, including here in the United States where it has a local arm. Now Mountune has teamed up with Ford Performance to develop some upgrades for the…

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Focus RS output boosted to 370 hp with factory-backed Mountune kit