Ignition modules and coils - What are they, which one should you use, and why are they not often seen internally in an ECU? In this episode of Tech Tuesday Scott talks ignition modules and coils, tells you which set up is his favourite, and why. As with all Tech Tuesday videos - we are only covering the basics here, if you want more information on a particular topic - let us know and we'll expand on it in a full feature tech video :) | Haltech