Upgrade your car stereo system with this Metra Electronics Mazda3 wiring harness. This harness features a connector for power as well as four speakers and can easily be connected to the remote radio location behind the kick panel. This Metra Electronics Mazda3 wiring harness features 51-inch-long leads to help reach distant parts of the vehicle during custom installations. | Metra | | Radio Harness for Select 2014-2020 Toyota 3 | Best Buy