During our time with the new Renault Mégane RS 280 Lux EDC (read the full road test in the October 2018 issue of CAR magazine), we put the 205 kW hatchback through its paces both on the road and at the track. Watch the video above to see just how quickly resident racer Deon Joubert can hustle Renault's latest hot hatch round Killarney raceway...