I have for sale a Megasquirt Stand alone ECM MS3X v3.57 and both complete wiring harnesses already wired for a coil on plug 3rz-fe motor. it is already tuned for boost and you can literally just plug in the harness, fire it up and go! The tune on the ECM will run NA or Boosted applications. Easy to tune and the software is free and easy to use. Located in Thousand Oaks CA 91362 $1500 OBO shipped.