As the M3 has gotten softer and a far cry from its racing homologation days
despite having more and more horsepower, no thanks to BMW's marketing men, Audi
and Mercedes have caught up in the uber saloon stakes. Whilst BMW is thanking
their lucky stars that Audi's fantastic RS4 is no longer in production (new one
coming sometime in 2009), Mercedes is going to unleash the C63 AMG, a 451bhp...
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