MX5/Miata 1.6 MK1 COPs Conversion kit (Wired) PNP. Plug and Play for NA/MK1. ME221 GEN1 Compatible + Others. If you are looking at this kit then you probably already know what it is. Are you building a Turbo or Supercharged MX5, if so then our Coil over plug kit is for you! This kit paired with a standalone ECU like ME221/ME442 or Megasquirt/Speeduino will enable you to run more boost and give your car a more efficient spark at the very least. Our kit's will allow you to run more efficiently at higher boost without suffering the usual Spark Blow-out. We run our very own kits in...