Part 2 of 4. With race day against the "Street Outlaws" fast approaching, Aaron struggles to get his BMW ready on his own, while Richard faces potential disaster when the challenger crashes on its final test run.
Part 1 of 4. Aaron quits Gas Monkey just as Richard agrees to a drag-strip showdown with Big Chief of "Street Outlaws," leaving the guys to build a race car on their own. Meanwhile, he's challenged to his own race against another set of outlaws.