EFI Live Tune Pack (2006-2007 Duramax LBZ 6.6L) Tune File:Single Tune 333 engine RPM

333 engine RPM

and is proven to reduce engine wear by up to 43% plus improve your vehicle’s performance by increasing horsepower and fuel economy up to 5% each

or mild steel tubing used in any of these kits

Stainless Steel Hardware

EFI Live Tune Pack (2006-2007 Duramax LBZ 6.6L) Tune File:Single Tune 333 engine RPMEFI Live Tune Pack for 2006 2007 LBZ Duramax Unlock the full power and efficiency of your 2006 2007 LBZ Duramax with our EFI Live Custom DIESELR Tune Files. Designed to provide a seamless balance of power and reliability, these custom tunes offer optimized performance for daily driving, towing, and maximum output. Industry Proven Reliability: EFI Live is renowned for tuning the LBZ Duramax, providing reliable and consistent performance improvements.