Thread: Best tuner
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Old Mon, February 1st, 2010, 02:16 PM
99 F250 LD 99 F250 LD is offline
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Default Best tuner
I have a 99 F 250 LD with a 5.4, 3:73 gears with just over 100,000 miles on it. I tow some heavy loads during the summer.

What is the best tuner for more power while towing?
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