As the guys are winding down their trip through the South, Danielle finds them the mother lode of rare motorbike parts in an old warehouse packed with new vintage Harley stock. Can they convince the sentimental and savvy owner Billy to part with some choice items? The guys make an incredible discovery guaranteed to impress their friend and NASCAR champion Ryan Newman. Plus there's plenty more finds on the 11-acre property littered with racecars and jam-packed outbuildings. And, back in Iowa, Mike and Frank have a field day scouring an incredible collection of one of their decorator clients. But will they spend all their money before coming across the real treasure?