ATS ALLISON CO-PILOT TRANSMISSION CONTROLLER FITS 2001-2005 6.6L DURAMAX
The NEW 24 Pin ATS Co-Pilot for 2001-05 GM, 5 speed Allison 1000 & 6.6L Duramax, Controls Transmission Pressure and TCC lock up based on Boost Pressure(MAP), Vehicle Speed(VSS) and Throttle Position(TPS)