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Features, Description, Q&A, Specs & Installation
Transmission Performance Enhancement. The PSI Power Transmission Edition Shift Enhancing Module significantly improves transmission shift quality by adjusting line pressure to produce firmer, more positive shifts. Designed to reduce slippage and lower transmission fluid temperatures, it helps extend the life of the transmission under various driving conditions. This module is easily adjustable via a rotary switch with three preset modes, allowing the driver to tailor transmission performance according to personal preference or specific needs.
Construction and Appearance. This transmission module is built using durable, high-quality electronic components housed inside a compact module box. The unit features OE factory-style connectors and a sturdy wiring harness to ensure a reliable fitment and long-term durability. The finish is designed for practical use without unnecessary embellishments, focusing on functionality and ease of integration within the vehicle’s transmission system.
Installation. Installation is straightforward due to the plug-and-play design requiring no drilling, cutting, or splicing of vehicle wiring. Even those with moderate automotive experience can typically complete the installation quickly and confidently using the included OE-style connectors and clear wiring harness.
Warranty. This product includes a 3-year manufacturer’s warranty ensuring quality and reliability.
Application. Specifically engineered to fit 2003-2007 Dodge and RAM 2500/3500 trucks equipped with the 5.9L Cummins engine and 48RFE transmission. No additional restrictions or exclusions noted for this exact fitment.
PSI Power 70048
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Tech Guides:
2019-2026
2010-2018
2003-2009
