FITS 97-06 12.0L MACK W/EUP SELF-ADJUSTING POWER UP TO 20% (NO SWITCH)

The 30100 Performance Module fits Mack 12.0L engines from 1997 through 2006. This diesel performance module is designed for fuel economy with up to a 30% increase in horsepower and fuel savings up to 10%-20%. It is adjustable with a four-position switch (Stock, 10%, 20%, & 30% hp) for on-the-fly power adjustment. The module does not flash the ECM; instead, it receives data from the ECM, optimizes the signal to the engine, improving fuel efficiency and power. It offers plug-and-play connectivity, eliminating the need to cut, splice, or modify engine wiring. It includes a 30-day money-back guarantee, a three-year warranty, and U.S.-based customer service.