Street Tune Only for EFI Live Spade LB7 (2001-2004)

Calibrated Power Solutions 50 State Legal Emissions Intact EFI Live tuning packages include everything you need to tune your 2001-2004 LB7 Duramax equipped Chevy Silverado or GMC Sierra 2500 or 3500 HD. Legal for use in the State of California. Does NOT delete or tamper with emissions equipment to get the best performance out of your truck. These tuning packages unlock the power potential of your truck. The factory rated output for the LB7 is 300 HP and 520 ft-lbs of torque. This is an improvement from previous models but pales in comparison to the +100 RWHP you'll have access to with custom performance tuning. DuraMax Tuner's tuning options give you the power to tow light or heavy, fun daily driving, and the most performance we can unleash from your engine. Have the cleanest and most reliable tunes available with the power level you need right at your fingertips.