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Yeah that is very helpful! Thanks!

Hello, Could someone confirm if these two OS are compatible before I try to download OS 12633056?

e38 ECM Service # 12633238 (should be 2011)

Current ECM OS: 12639835

Want to download OS:...

Hi Guys
I have a 2011 L96 6.0L engine and 4L80e transmission that I am swapping in a '68 Camaro. Would anyone have a base tune for this configuration?

Here is the info for the modules that I...