LB7, LLY, LBZ & LMM EGR Delete +DSP 5 tune with AutoCal
Remove EGR Cooler, Cat or DPF filter, if applicable your LB7, LLY & LBZ Duramax, increase Hp, increase fuel mileage and durability.
The tune will have stock plus 4 of the following HP levels that can be switched on the fly
- 60 HP,
- 80 HP,
- 100 HP,
- 120 HP
This is meant for trucks that already have the switch installed.
Or check out the store to purchase a DSP 5 switch.
Flash this custom build tune into your vehicle using included Autocal device.
At checkout please provide vehicle VIN so a proper file can be build the modified.
Cab and Chassis owners, please send VIN before ordering to confirm availability.