From Route 66 to the proving ground, the McLaren W1 delivers uncompromising performance, even in the harshest conditions. Watch as W1 undergoes rigorous validation in Arizona, covering over 5000km in temperatures exceeding 40°C (104°F). Our engineers push the limits, testing cooling, performance, and resilience. This is performance, everywhere. Discover more via the link in bio. #McLarenAuto #McLarenW1 #W1