VIDEO McLaren and Audi R8 GT3 Driver changes at Oulton Park

A United Autosports McLaren MP4-12C stops for a mandatory driver change during race two at Oulton park Easter weekend.



A United Autosports Audi R8 stops for a mandatory driver change.

A British GT race can be an hour or two hour duration, each team must make the driver changes within a specific time window.

Any sirens you can hear signify a warning to the pit lane that a race car is entering the pit lane area,.

Access to this area is strictly limited during the race.