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Title: Rear 02 tune out 2001 A6 4.2 tiptronoic 4D0 907 560 AE Post by: vtraudt on December 04, 2015, 02:00:21 PM Had to remove the cats.
Can someone tune out the rear 02 or is there already a tune available with the rear 02 deleted? ECU number 4D0 907 560 AE. |