Vidales and Fraga, who both raced for B-Max in the secondary category this year, are known to be targeting a limited number of seats in Super Formula open to drivers not affiliated with either Honda or Toyota.
Spanish driver Vidales made the move to Japan this season from FIA F3, but suffered a disappointing season that culminated in from withdrawing from all three races in last weekend’s Motegi finale amid concerns about the behaviour of his car.
