Originally Posted by robyeo79

I have a 2012 ram box edition, with a 4.7L and looking for ways to improve my gas milage, I switched my oil over to synthetics and honestly have gained almost a whole MPG since doing so. I have heard of GF Chips but hear they are a farse, but hoping to get some other ideas from you proffesionals out there, I am currently at 16.8 MPG it flexs a lil bit either way depending on driving habbits.