Futari-Daka

When Taka Sawatari and his mother were heading home after having dinner, they were attacked by a motorcycle gang. They got saved by a mysterious young man. The next day, Sawatari learned that that young man was a professional racer who has the same name first name, Taka Toujou. In a race, Sawatari loses control when entering a curve, nearly killing Toujou. After the event, the two become rivals as they compete against each other with their racing skills.

(Source: Wikipedia)