Performance module for 2007 -2012 6.7 Cummins Diesel, New never installed! Cost $500.00 Will sell for $350.00 + shipping I sold the trk. is reason for selling! This unit was made in the U.S.A. Can increase the horsepower up to 35% and up to 1.5 M.P.G. File too large for this site! Can send pics. if interested!