Still deciding on 3 options.
1. 1.8t 20v (VW/AUDI) by moddifying the Acme Adapter.
2. Swapping a J20a and boosting it. (I will have a spare J20a laying around in a few months)
3. Boosting the actual M16a.
My next purchase will be the Fueltech that will control any of the above options.