Goddamn

Goddamn (ガッデム) is a series about automobile racing.

Plot
Gen Todoroki, a talented but accident-prone rally driver, gets offered a sponsoring deal by a big-shot car company—and the deal comes with a chance at the Safari Rally Kenya championship. But the road there is bumpy and rich with tough competitors...

Other Sources

 * http://www.animenewsnetwork.com/encyclopedia/manga.php?id=7322
 * http://myanimelist.net/manga/24069/Goddamn
 * http://www.animenewsnetwork.com/encyclopedia/anime.php?id=7323
 * http://myanimelist.net/anime/9646/Goddamn