Download the .7z file, extract the contents, and import the .lbz files directly into your designer. How to Open This File
Designed for use with Label Matrix and related CODESOFT applications. LBZ - Good.7z
Optimized ECM calibrations for better throttle response, towing stability, and fuel efficiency. Download the
The "LBZ" is famously known as the "holy grail" of Duramax diesel engines (2006–2007). If this file is a collection of ECM calibration or "tune" files : Download the .7z file