Quote:
Originally Posted by mlh
I took all the emission systems off of my truck and tuned it. That did NOT help fuel mileage. What it did is give me much more power, 600 HP and 1100 TK and a much nicer truck and no more fuel in the oil.
Lynwood
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I did the same but set the tuner on lowest (tow) setting. Around town bobtail went from 16.5 to 19.8 and towing 16800 (scaled) Montana went from 10.5 to 12.4. These figures are hand calculated. My goal wasn't the increased power but I had gotten tired of emissions repairs.Goal achieved.