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View Full Version : Bought used lightning 03' xb9 need info


stv360
04-06-2009, 01:31 AM
how do i tell if it has a race ecm???
Stevenc150
04-06-2009, 03:35 AM
Cross reference the number on the ECM through this forum (BPG) or your local dealership since not all Race ECM's had "For Race Use Only" printed on them.