First off no one is talking shit douchebag. How is what is under my hood relevant to the question the OP asked? Who said anything about my motor, who said that’s the only motor I’ve done anything to? How many years have I been doing this? What was the real issue with my ITB’s? What exactly do I do with my car that led to the build I did?
Rich conditions will most definately wash out rings. Excessive fuel washing the oil film off the cylinder wall, which leads to lack of lubrication, which accelerates ring wear. Do your research. It’s that simple. Learn how the stock ECU reacts to changes, and why. You just might be able to answer your own question. In this particular case it appears to be install error, since it must’ve been running fine before you changed all that. You didn’t happen to do the timing belt and stuff before you changed the IM did you?