Originally Posted by rngr23
forced induction is the only logical solution to your problem. the truck might seem like it has no power do to the slightly larger tires but you shouldve picked up about 50-60 hp with your setup. im running cai and high flow throttle body on my '07 5.4 and i feel the extra 25-30 hp i picked up. you can put cams, brian crower makes some, comp cams, and crane cams as well.
Are you kidding me? My 04 at 70 will fly up to 110mph. All stock except exhaust, Think maybe there is a problem with getting 13mpg? I would think so! Forced induction is not the answer perhaps fixing the problem would certainly change his towing issue. The 5.4L has plenty of sack to pull.