In today's video, Alex installed a discrete subwoofer in the boot of his M2 Competition, with the use of two separate amplifiers that have some hidden features. Defined Coding also takes a visit, and codes some convenience features like video in motion, and audible lock. All the links you need will be below! Subscribe! http://j.mp/TechChannelSub Check out defined coding: https://www.instagram.com/DEFINEDCODING/ (He's a friend of ours) Twitter: https://twitter.com/techflowtweets/ Instagram: https://instagram.com/techflowpics/ The Gear We Use: http://marzbar.co.uk/ Check out Alex's other YouTube channels! MarzBar: https://goo.gl/0QJ4uW Daily Vlogs: https://goo.gl/x64oXe Instagram: @AlexFroMarz Check out Editor/Filmer Jed! Main Channel: http://bit.ly/jedlilley Black Poncho: https://www.blackponcho.co.uk/ Instagram: @JedLilley Subscribe to TechFlow for weekly tech videos hosted by Alex Brooks / MarzBar! We give HONEST reviews on tech from all around the world to help you make the best buying decisions.