USC - Ultimate Street Car - Performance & Modified Car Show, Ultimate Street Car (USC) - Car Show at Santa Pod Raceway. The Largest, Loudest, Hottest and Fastest, modified car festival in Europe featuring Run What Ya Brung public track time, Drag Racing, Music, Club Camping, Traders, Show & Shine, Drifting, Stunts Displays, Jet Car and much more, it's the UK's most extreme Car Show.