 This price includes a worldwide owners track day series; later cars were offered for less money, for those P1 owners who had no interest in the track series but still wanted to purchase the GTR variant.In total 58 cars were made.The P1 GTR went into production in 2015, after all the 375 standard P1s had been built, as a homage to its race-winning ancestor, the McLaren F1 GTR and were built, maintained and run by McLaren Special Operations.