JDiag FasTPMS Super EL50448 for GM and Ford TPMS Relearn Product Detail JDiag FasTPMS Super EL50448 is new product developed by JDiag Electronics Technology Co.,Ltd in 2017, which is able to work with both GM series and Ford series TPMS relearn tool, Super EL50448 is essential toolof replacement tire pressure sensor, tire pressure alarm remove…