Watch: Jimmie Johnson and Alonso's full car swap video!
Watch the full video of McLaren's post-season test with both NASCAR legend Jimmie Johnson and two-time F1 champion Fernando Alonso, as the two drivers swap cars for a fun day on track.
Watch the full video of McLaren's post-season test with both NASCAR legend Jimmie Johnson and two-time F1 champion Fernando Alonso, as the two drivers swap cars for a fun day on track.