I suspect you're being downvoted because, while your truck may not need this stuff, it will still be affecting you and everyone else since all of the goods we b

I suspect you're being downvoted because, while your truck may not need this stuff, it will still be affecting you and everyone else since all of the goods we buy get transported on new semi trucks which do use it. However, at the risk of taking downvotes myself, I'll add that I am also happy with my purchase of a non-DEF diesel truck in 2020.