How to adjust tire size in hp tuners?
04-08-2014, 06:55 PM
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How to adjust tire size in hp tuners? I got my new tires today a BFG T/A KDW 255/40/18 how do i set it i know where to go but what do i enter??????????????????
04-08-2014, 08:05 PM
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I just tried that and went for a ride and it puts my speedo way off like 25 mph slow i was going 30 on the gps speed and 5 on the dash any ideas
