This GM Range Technology - AFM/DFM DISABLER-RED fits the 2014-2019 C7 Corvette. Typically used for the Automatic 8 Speed C7 Corvette - KEEPS THE TRANS/ENGINE IN 8 CYLINDAR MODE ALL THE TIME !!! Also, it has the most current upgraded software - won't throw a cell !!

Go to Range Technology RA003R AFM/DFM Disabler-Red to see if this fits ANY of your GM cars too.