Original 3-in-1 OBD2 Adapter Cable,16 pin to 6 pin 4 pin 3 pin OBD Diagnostic Cable, OBD2 to OBD1 6 pin 4 pin 3 pin Plug Adapter, work with scanners. This obd1 6pin 4 pin 3 pin to 16 pin obd2 diagnostic tool cable adapter is made of high-quality material to ensure durability, not easy to deteriorate and is resistant to wear and tear.