| Welcome to the site and congrats on the new truck!!!
Honestly you did pretty good to get 16.5 mpgs while running 80. If you drop that speed back to around 65-70 you will be amazed at how much better it will do.
__________________ KYLE  05 Chevy LLY Crew Cab LT Dually 4x4 with lots of go fast goodies!!! Suncoast Tranny, TTS lift pumps, 5" straight pipe, and much more!!! Send me a PM if you want more info on my mods. EFI Live Tuned by IdahoRob!!!! |