Anyone seeing a huge mpg increase after changing the air filter? I have never been real pleased with my mileage so far, but seeing 2-3mpg above "normal" similar conditions after putting in a cheapo Fram filter from Wallyworld.
Original had 15K on it and wasn't that bad, so I thought
80 CJ frame, YJ body, 304 cid, 4" lift, 35"s, 4.10's, locked, 8K winch, garage queen
2012 F150 4x4 Lariat Supercrew Ecoboost