Two track monsters go head-to-head in a sound showdown: the McLaren P1 GTR and Ferrari FXX K. Hear the raw, unfiltered power of these ultra-rare hypercars as their engines scream on full throttle.

McLaren Special Operations is reportedly working on a street-legal P1 GTR model that will be limited to just 25 units and will be priced around $3 million. Earlier this year, the British automaker ...

The GTR is wider, lower, 50kg lighter and more extreme in every way. McLaren Special Operations created just 45 P1 GTRs and ... thankful for the front lifting system that helps negotiate a ...