Budget diesel truck mods: Ram Cummins edition
First and foremost let me say that if you are concerned with warranty then this thread is not for you. Just hit the back button and move on to the next thread if you are concerned about warranty or d...
Forum Discussion
Super_Dave wrote:
Is there really any performance improvement with cat back exhaust changes?
Performance wise, not that much of a difference, but a more free flowing exhaust with a flow through muffler will help keep the EGT's lower which is the main point for a tuned truck.
