GM 6.6L LMM Duramax Dyno Results
The dyno graph below shows the difference between a STOCK 6.6L LMM Duramax and one equipped with an S&B Cold Air Intake, Race Tuning Exhaust, and a Black Maxx on the HOT setting.
- STOCK: 290 HP / 539 Ft-Lb Torque
- HOT: 446 HP / 845 Ft-Lb Torque!!!