Smooth Traffic Episode Four - Dieselgate, Flat Tyres, Model X-Files & the Smooth Traffic Five Car Ga

Jonny gets to the bottom of a recent string of bad luck but cheers himself up with a new electric 'car'. Ben challenges Rob and Jonny to investigate some strange goings on at Tesla. The VW scandal rears it's ugly head, and the first nominee for our Five Car Garage is announced.