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      05-08-2012, 08:57 PM   #25
First Lieutenant
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Drives: 08' 335i, ZHP 330i
Join Date: Nov 2008
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At what ambient temps? Without meth once your charge air temps reach 110f (unless you are feeding it different signal) the DME starts to pull timing. At 125 it is -3 degrees globally so way down on power by then. If ambient is 20f then maybe no problem but if 90f then major loss of power.