Owosso, MI – The Michigan 300 is set to deliver one of the most competitive fields of the 2025 season, as 25 Super Late Model drivers prepare to battle for ASA STARS National Tour glory at Owosso Speedway on Wednesday, August 20. The midweek classic will bring together a mix of NASCAR stars, short track veterans, and rising young talent for 300 laps on the challenging .375-mile oval.