This harness is used when installing an aftermarket android stereo(16pin interface),Connects this wiring harness to the factory harness without cutting any wires. Harness is used when installing an aftermarket stereo,Connects the aftermarket stereo harness to the vehicles factory harness,Designed specifically to fit the compatible vehicles follow list,Plugs into the factory harness without cutting any wires,Standard color coded wires provide a consistent and simplified installation. Great quality and great fit. Correct connector without cutting or splicing. quality control standards to build and test. Compatible with the following vehicles: For E39 (5 Series 2001-2004) For E53 (X5 2001-2005) Colour:black Material:ABS Package Contents: 1 cable Adapter 1 x Canbus Box Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/