There is only one thing missing to make a Grandsport the top dog Corvette on the road: a Supercharger. The All Girls Garage team finds the perfect Supercharger for a C7 and test the extra power.

Cristy wants to get Grandma's Grand Prix back on the road. The car has been sitting for years and the girls have to change the brakes, ignition system, and steering to get it rolling in the right direction.