The guys take on their first race-car customization when they are hired by Pitbull's boat-racing buddy to transform his slow and heavy 1987 Oldsmobile Cutlass into a "unique" high performance street-legal dragster, much to Leepu's delight. But, Pitbull gets sidetracked by a bet with his buddy who challenges him to a speedboat race to knock $1,000 off the price, while the rest of the mechanics get their passion project when they save a 1966 Chevy Biscayne from becoming scrap and turn it into a rat rod.