Lbz - — Good.7z

Just uploaded to the library. This archive contains a curated set of reliable tunes for the 2006–2007 6.6L Duramax.

Download the .7z file, extract the contents, and import the .lbz files directly into your designer. How to Open This File

Regardless of the content, you will need specific software to access the data inside: What is it? How to open an LBZ file? - FILExt

Disclaimer: Use these calibrations at your own risk. Always back up your stock ECM settings first. Option 2: Technical/Label Design (LBZ Extension)