Kamren Gruber: “Stone Cold” Stunner of a Celebration Dirt, Dirt Sport Mods/B-Mods/SportsmanAugust 18, 2020August 18, 2020 Mike Adaskaveg When Kamren Gruber won his first IMCA SportMod feature at RPM Speedway in Hays, Kansas, beer flowed as if WWE Hall of Famer “Stone Cold” Read More Share