McLaren ≫ McLaren P1 GTR track only production supercar photo galleryby Derek FungWith a 735kW (1000PS) hybrid drivetrain, the track-only McLaren P1 GTR is a limited edition, invitation only supercar for the super wealthy race car enthusiast. ◄ PrevNext ►Credit: McLaren McLaren P1 GTR and F1 GTR Tags:geneva motor showgeneva motor show 2015gtrmclarenp1