hello friends greetings, I need information on whether you can give me a tune for dpf off

VIN: 1GC1KWE89FF191861
2015 Chevrolet Silverado 2500 LTZ, 6,6 L, V8
Hardware: E86A, GM Duramax LML
VIN: 1GC1KWE89FF191861
Serial: 86ABY3442090124
OS: 12660477

I want a file in ctz version