Grand Prix support race, Ambrose requested to step aside from driving to let Scott Pye become the main driver from Round 2 at Symmons Plains onwards. Ambrose then became the endurance co-driver in the Endurance Cup. In October 2015, DJR Team Penske announced a return to a two-car team in 2016 with Fabian Coulthard to drive car No. 12 and Scott Pye in car No. 17. Roger Penske later confirmed that Ambrose elected not to continue as a co-driver in 2016. For the 2017 season, Scott McLaughlin joined the team and became the new driver for the No. 17 Ford Falcon FG X Supercar. DJR Team Penske took out the 2017 Teams Championship, and in the following year Scott McLaughlin took out the 2018 Drivers Championship in the Australia Supercars Championship. In 2019 he took out his second Drivers Championship winning an Australian Touring Cars/Supercars record of 18 races and with co-driver Alex Premat, Scott McLaughlin won his first Bathurst 1000. In October 2020, Penske sold back its shareholding in DJR Team Penske. Indianapolis 500 statistics Penske Racing has the most Indianapolis 500 victories of any team in auto-racing history with 18 victories. In 1972, Penske driver Gary Bettenhausen led the most laps but lost an engine with 24 laps to go. His teammate Mark Donohue led the waning laps en route to Penske's first Indianapolis 500 victory. In 1979, Penske driver Bobby Unser led the most laps of the Indianapolis 500 while teammate Rick Mears won the race, from the pole. Penske's next 500 victory was one of the most controversial finishes in IndyCar history. Penske driver Unser won the pole position and led most of the final 100 laps. On lap 140, Bobby Unser and former Penske driver Mario Andretti came out of the pits. Unser passed 11 cars under a yellow flag while Andretti passed 2 cars. Unser won the race but was stripped of the victory the next morning in favor of Andretti. After a lengthy appeal, Unser was reinstated the victory and was instead fined $40,000 ($104,000 in today's money). Unser retired from racing after the season was over in the fall-out of the controversy. Penske's next Indy 500 win was with Rick Mears in 1984. Mears and former Penske driver Tom Sneva battled for the lead in the final 100 laps but after Sneva dropped out with a broken CV joint, Mears led the