Anyone have experience with this ECU?
i went to chip my 91 vert 325i and was expecting a 173 but found a redlabel 525, is this still motronic 1.3 what are the differences?
i went to chip my 91 vert 325i and was expecting a 173 but found a redlabel 525, is this still motronic 1.3 what are the differences?
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