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View Full Version : Need stock tune for 6L90 T43 with 3.91 rear gear



67SS509
December 27th, 2014, 01:27 PM
Been working on a 2010 Camaro with 6L80 trans. Changed the rear gear to 3.91 and having a hard time getting the part throttle, WOT and down shifting to work well. As far as I know the ZL1,s came with 6L90 trans and 3.91 gear. If anyone would share this file with me I will appreciate it.