814-horsepower McLaren Senna GTR can only be unleashed on a racetrack

As if the McLaren Senna wasn’t extreme enough, here comes the track-only GTR version. McLaren says the Senna GTR is quicker around the track than any of its previous production models. The post 814-horsepower McLaren Senna GTR can only be unleashed on a racetrack appeared first on Digital Trends.