'08-Up General QuestionsGeneral questions related to 2008-Up Super Duty trucks. If it doesn't fit the other categories, post it here. Gas engine discussion that pertains to all models is allowed. Specific gas engine questions should use the Gas Engines forum.
Are these things mandated by law? A brief Google search yielded little more than schools and municipalities bragging about their "new and improved" buses... Any insight into laws in Maine in particular?
I know cats are required if one came with the vehicle... Is the same true with the DPF?
Lets give our head a firm shake.... the people that built your truck would dearly love to make the most profit they can.... Unfortunately, the EPA has decided we need to be protected from ourselves (thank God for small wonders)..... If your truck was fitted with an emissions control device when it was built - there's a pretty good chance it should remain there.
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