In the pro shop, the 970 Boss 302 engine gets a makeover at Active Engines, while another Mustang is being converted to a Bullet car, gets upgraded suspension from NPD and Control Freak. A tour of the Penske Racing Museum in Scottsdale AZ, with Marni later experiencing a Hummer. The WD40 car gets clear-coated and Peter explains how far ahead the 1991 F40 was.