Hello EniGmaTeG,
It sounds like you're on the right track. I'm not familiar Kirkers, but 3M has some outstanding products. Here is a
link to a step-by-step procedure. However, is finished with 2000 wet sanding, you should be able to use other compounds and polishes. Just be sure not to sand or polish through the paint. Edges burn through very fast, so it is wise to tape your edges to prevent this from happening. Use the recommended pad for the product you're using and clean the surface between the compound and the polish stages.