Includes everything you need to get your LB7 running good! Includes Spade and DSP5 Switch.  Call for local install to reduce costs.
1.Optimized Stock -Power delivery smoother than stock with near stock output -Refined timing tables for lower EGTs and higher efficiency
2. Heavy Tow Tune* +40rwhp over stock- Refined timing tables for lower EGTs- Throttle pedal revised for simplified low speed trailer maneuvering- Built for towing loads from 8000lbs to gross vehicle weight. 
3. Light Tow Tune*+60rwhp over stock -Refined timing tables for lower EGTs -Throttle pedal revised for simplified low speed trailer maneuvering -Built for towing loads under 8000lbs
4. Sport Econ +80rwhp over stock -Best balance of power reliability and efficiency for unloaded daily driving -Low smoke output -Throttle sensitivity increased for less throttle input, quicker shifting and less average RPM in daily driving situations. 
5. Stock Trans Race Tune -+100rwhp over stock –Maximum