Biker Boyz is a 2003 film about a group of underground motorcycle drag racers. It stars Laurence Fishburne, Djimon Hounsou, Derek Luke, Meagan Good, and Larenz Tate and is written and directed by Reggie Rock Bythewood. It also features Lisa Bonet, Orlando Jones, Kid Rock and Vanessa Bell Calloway. Wikipedia
(after finding out that her son is a biker) Anita: Do you know what we call bikers in the ER? Organ donors!