The phrase "pit exit" refers to the designated area or lane in a motor racing track where cars come out of the pits (garage area) onto the main track during a race or practice session. Full definition
From a 25 - mph pit exit, the turbocharged four - cylinder exhibited only minimal lag, building boost pressure and torque smoothly and quickly as we accelerated onto the track. (automobilemag.com)
As far as we know, he was the first driver to find the barrier at the Abu Dhabi GP's pit exit — crashing at the GP2 (now known as Formula 2) round in 2015. (wtf1.com)
Usually, that's fine as long as the place is given back before the safety car line at the end of the pit exit, but Perez stayed ahead of the Toro Rosso for most of the lap before eventually taking up his correct grid position. (wtf1.com)