The new M Performance Parts can amplify the styling of the 727hp hybrid-powered four-door BMW, which blasts to 62mph in 3.5 seconds. You might think a vehicle already costing upwards of £111,000 ...

The MotorTrend Car Performance section covers a broad variety of topics, everything from on-track car testing to how car parts affect performance to sports car comparison matchups.

Editor’s Note: Jamie Meyer worked at General Motors from 2006 through 2020 in its performance parts division, first called GM Performance Parts, before changing to its current moniker of ...