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! Check out defined coding: (He's a friend of ours) Twitter: Instagram: The Gear We Use: Check out Alex's other YouTube channels! MarzBar: Daily Vlogs: Instagram: @AlexFroMarz Check out Editor/Filmer Jed! Main Channel: Black Poncho: 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.