?Satisfaction Guarantee?usvehj is committed to providing excellent products and best service for our customers. If you are not satisfied with the product, you can simply return it. We support a 30-day full refund for return and a 12-month warranty. ?Package Includes?2×8 Pin Male Radio Wire Harness Adapter*1, 2×8 Pin Female Radio Wire Harness Adapter*1. ?Wires Function?Yellow: 12V Battery/Constant (12V+); White: No Used; White/Black: Left Front Negative (LF-); Grey: Right Front Positive (RF+); Grey/Black: Right Front Negative (RF-); Blue: Powerantenna; Orange/White: No Used; Red: 12V Ignition/Switched (12V+); Orange: Illumination/Dash Light; Black: Chassis Ground (12V-); Green: Left Rear Positive (LR+); Green/Black: Left Rear Negative (LR-); Purple: Right Rear Positive (RR+); Black: Chassis Ground (12V-). ?Great Features?MPN: TR-1340. Plug and Play (PnP) Wiring Harness Pigtail for Tractor & Semi Trailer. ISO color coded wires for easy color to color, wire to wire hookup. The 16 Pin ISO Wire Harness Adapter allows you to wire a standard aftermarket car or truck radio to the connector in the cab of the tractor, making it plug and play without the hassle of splicing and soldering wires directly to the cab of the tractor. ?Wide Compatibility?For 2004-2021 Freightliner Cascadia with the Delphi Stereo. 2002-2009 Freightliner Colombia, 2006-2018 Peterbilt 579/567/386/379. 2012-2018 Mack Truck. 2004-2016 Volvo VNL. 2000-2006 Land Rover Freelander/Discovery 2, 2005-2013 Sprinter. 1998-2004 Mercedes Benz C Class, 2001-2005 CLK, 1997-2003 SL500, 1997-1999 E320, 2000-2005 ML320/ML500/W163/ML320/ML55, 2002-2003 G500/G55/W463. 2000-2018 International Semi. 2008-2020 Kenworth T270 / T880. 2016 International 4300 Truck.