Holley EFI Terminator X-Max Transmission Controller - 4L80 / 4L90 915737 Wrap-around mounts in black LMM570-5

Holley EFI Terminator X Max Transmission Controller 4L80 4L90 915737 Wrap around mounts in black LMM570 5 Wrap around mounts in black Distributor cap boots and terminals included Within Terminator X V3 PC Software o Virtual Torque Management Tables o Virtual TPS Tables to dial in shift characteristics regardless of engine o DBW and Timing torque reduction tables to create smooth shifts Within the Holley EFI OBDII Transmission Tuning Handheld o Ability to read and clear TCM fault codes o Ability to raise and lower shift points by MPH or RPM Support for Tap Up Tap Down & Transmission's Secondary Shift Mode If you currently have a Terminator X ECU upgrading to a Terminator X Max ECU can be easily done by plugging your main harness into the Max ECU and re uploading your existing calibration Top racers are making the switch to Holley EFI every day