dr are a dot tire so they are a street tire and it was on dr's as fot the titan supra when they raced it was a 1tenth difrence and dana was not on the bottle and the titan supra was .not to menton the titan supra is guted dana has full int . i could be wrong but danas car is faster titan went 9.0 and dana is in the 8,s and yes he drives it on the street