SUBSCRIBE for more great car videos: http://aex.ae/2gY9ABE<br />A to Z of Car Tech: http://aex.ae/2qEHWBX<br /><br />The technology contained within the modern motor car can be both fascinating and slightly baffling. Most such technology exists to make our cars safer, more efficient and just better than ever to drive but some of it can be quite confusing for the average motorist. In this A to Z series we will attempt to unravel the mystery of technology that is the modern motor car. This week, we’re visiting the letter H…<br /><br />More Auto Express videos<br />Car reviews playlist: http://aex.ae/2gY4ViX<br />Mercedes-AMG E63 S vs Porsche Panamera Turbo: http://aex.ae/2uNo9gU<br />New Audi A8 revealed: http://aex.ae/2tm90lD<br /><br />More on AutoExpress.co.uk<br />Best car headlight bulbs: http://aex.ae/2tmdtVx<br />Best 4x4s and SUVs: http://aex.ae/2kAUNjE<br />New car awards 2017 - the winners: http://aex.ae/2tjI3mg<br /><br />Follow us<br />Twitter: https://twitter.com/AutoExpress<br />Facebook: https://www.facebook.com/AutoExpress<br />Instagram: https://www.instagram.com/autoexpress<br />Snapchat: http://www.snapchat.com/add/auto.express
