We just finished this ECU mounts for terminator x and X max ecus. one mounts works for both ecus. The mount has imbedded threads to mount the ecus to. mount the ECU in the OEM location. and make the LED lights easy to see for diagnostics. Also when you purchase a ECU mount you get ten percent off a Bulkhead fitting and or a 3.5 mount or a dash insert. discount is done in the cart.