Dog, dog, dog......you treat the companies money as if it were your own. That is from the book "Economics 102". Well I don't own that rig but I manage my part of it and 30 others. If I could find a dependable engine that can gaurantee me a 10% fuel savings, I'd change every one of them. It's my JOB to do what I can to save us money at the end of the day. BTW.....The company does pay for my gas, it's one of the perks along with the check. As far as your out of pocket expenses......you chose your profession dude. B