Stage 1 4l80e (750HP)

Our in house built 4L80E includes D&P torque converter, all new friction materials, bands, rollerized output shaft thrust, heavy duty intermediate snap ring, rollerized forward hub, 6 clutch direct pack, Custom "Shift Kit" hydraulic upgrades for increased holding capacity and clean firm shifts, Sonnax overun kit,. This build includes a new boost valve assembly, pressure switch, new shift solenoids, internal wiring harness This transmission street drives perfectly and is a great fit for stock to mildly modified car/truck applications.