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 and simplified installation.Brand new and high qualityName:Canbus protocol boxType: Car cord adapterFitment: FOR Coupe 2009-2012Colour:blackMaterial:plasticPackage Contents:1 set x cord1 x Canbus protocol boxOnly the above package content, other products are not included.Note: Light reflection 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 +/- 1-3cm.