A device with its name and it is well-known.
It saves you from programmers.
Many features including fuel-saving modes, increased torque, programming fans, gearbox, and others.
Officially supported cars:
American cars in general
Dodge / Chrysler / Jeep / RAM (mostly 2003-2014 depending on the model)
Ford (1996-2023)
GM (Chevrolet / GMC / Cadillac) (1999-2016)
The price of a new device is above 1800 to 4000 riyals.
Sale is quick to whoever stops the bidding.