Also known as: 爆走兄弟レッツ&ゴー!!, 爆走兄弟レッツ&ゴー, レツゴー, レッツ&ゴー
A manga by Koshita Tetsuhiro that appeared in CoroCoro Comic centered around Mini 4WD racing. It was later adapted into three TV anime series, each of which consisting of three 51-episode series, and was also made into several games. (taken from Wikipedia