Originally Posted by S.C. Express
The chart I saw which I believe RAM EM posted showed the Green AF's outperforming all the other companies in all areas of the filter's duties.. I will try and find the comparison charts... I am still really satisfied with this purchase. I managed to avg. 21mpg's solid over a 50 mile trip running 40-65mph.. however I have achieved the same results with the truck "as is" from the factory..Main purpose of this filter is I never have to buy another one.
Thanks, I'd like to see those.