LS1904- PSI Power Performance Module for 1.9L LS Mtron Tier IV Final Engines

Description

This LS1904 diesel performance module fits 1.9L LS Mtron Tier IV Final Engines is designed for fuel economy with up to 30% increase in hp and fuel savings up to 10%-20%. Adjustable with a three position switch you can adjust the power on the fly, Stock, +15%, & +30% hp. The module doesn’t flash the ECM, instead it receives the data from the ECM, optimizes the signal to the engine improving the fuel efficiency and power. These savings ensure a quick return on investment so you can enjoy greater efficiency and less cost. Plug-and-play connectivity means there’s no need to cut, splice or modify engine wiring.

LS1904 Install Instructions