Kess V3 Clone !exclusive! «REAL ●»

Chinese manufacturers have become incredibly efficient at distributing these tools. Online marketplaces are flooded with listings, and the "plug-and-play" nature of the SD card software makes them accessible to novices.

It sounds like you’re researching cloning devices. These are aftermarket tools used for ECU (Engine Control Unit) tuning and reading/writing via OBD, Boot, or Bench modes.