Compression Ignition Addict
Join Date: May 2010
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Superchip 1805 mileage drop?
I was getting 15.5-15.7 mpg hand calculated all stock. I bought a Superchips 1805 and run it on the Economy XS setting and my mileage dropped to 15.1. What gives? I thought you were suposed to get better mpg with a programer. Any input is appreciated. Thanks guys
2000 F-250 Reg. Cab Long Box, 4x4, Auto., 285/75/16 GY Dura Tracs,
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1990 Mustang 5.0 LX hatchback, auto, Prowler orange. Car has full exhaust, E-cam, Trick Flow upper and lower intake, ADJ. fuel pressure reg, A/C delete, AOD with hardened shafts shift kit and TCI 3500 stall, not yet installed 3:73 gears, and TFS Twisted Wedge heads