BMW has let loose a new M Performance Power Kit for its F30-generation 335i and 335i xDrive sedans. Starting at $1,100 for the kit – installation is extra – your car will be fitted with a new ...

However, owners opting for the BMW Performance Power Kit shouldn't expect the same output available from the aftermarket. The kit, which consists of a software upgrade and a new cooling apparatus ...

An M-Performance power kit can be specified, and will take power from 184bhp to 200bhp in 320d form. The M Performance suspension and brake upgrade adds what BMW describes as 'a particularly ...

BMW’s M2 isn’t short on aggression ... There might not be any extra power but the M Performance modifications have the capacity to change not just the way the M2 looks but how it drives ...