Hello and welcome to the forums, I would of information to ask, me ? had an alfa mito new with 400 miles and me ? was asked if ? is it possible to delete the dpf, close the egr and do a mapping to save fuel, to the owner not interested in, would like a machine that is the pi? fun it can be.
I would like to put a downpipe without even a catalyst.
I wanted to know if you can do it all safely with a good result, and if the machine ? too young for this change, or better to wait.

gi? warned the owner that the guarantee expires.