Stoner retired from MotoGP at the end of the 2012 season having won two world titles; one for Ducati in 2007 and one for Honda in 2011. Following the conclusion of his MotoGP racing career, Stoner held test rider roles with Honda and Ducati up to 2018, while also briefly racing in the Super2 class of the Supercars championship in Australia. Making a return to the MotoGP paddock as a guest during the final rounds of the 2021 campaign, Stoner suggested aerodynamics in MotoGP had “basically turned it into Formula 1” and has contributed to a rise in costs. He also feels the spec elec …