Bogi and Faye show how to rebuild and upgrade an R154 manual transmission so it will last as long as the Toyota engine; they also drop a valve body on an automatic transmission, drilling it out and adding stronger sleeves to keep it lasting longer.

The girls bring in a rare Caprice cop car to bolt on a supercharger from a second-generation CTS-V; they'll make brackets for the intercooler, bolt on the supercharger and give the rare cop car some extra power.