Is This 800HP LS Powered Ultra 4 the Best Off Road Vehicle? | Bumper 2 Bumper

King of the Hammers is the newest rage in off road racing, and Ultra 4 is the top dog unlimited class. KOH entails high speed, hill climb, rock crawling, jumps, Baja 1000 style whoop sections, and every other suspension articulating obstacle you can throw at it. Today we're in Johnson Valley, Cali...

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