Item Name: Add An Amp Amplifier Adapter Interface Explorer F150 F250 Fiesta Fusion Mustang. Product DescriptionPart Number: 70-5524 71-5524Want to add a subwoofer to your original stereo?Dont want or know how to cut into your wiring?Take the wiring guess work out of the installation with this plug and play wire harness! Installation is as easy as 1, 2, 3!Remove your OEM factory radioUnplug the OEM factory wiring and plug in this wire harnessReinstall your OEM factory radioWhat is it?This wire harness provides a connection for one set of RCA cables to provide an audio signal to an external amplifier, as well as an add-a-circuit with remote wire for the remote amplifier turn on wire. This wire, along with a set of RCA cables, is run to your aftermarket amplifier. All thats left for you to do is connect the main power wire from your battery and ground. (Not included)What you will receiveOne (1) plug and play wire harnessOne (1) Add-A-Circuit fuse tapOne (1) 3 amp fuseCompatibility NotesAudio volume to the amplifier can be adjusted by the dials on the harness. For easier access we recommend using an external volume knob.(Not included but we can provide one)It is up to the installer to select which circuit to use with the Add-A-Circuit. The radio circuit is most common however any that turns on/off with the ignition could be used if deemed appropriate.A variety of wire colors may be used for the remote wire coming off the harness. Regardless of color, rest assured it is for the remote turn on of an amplifier.Part Number: 70-5524 71-5524Compatible with these modelsForFord Edge 2018ForFord Edge 2015-2017ForFord Edge (with 4.2-inch screen) 2011-2014ForFord Escape (with 4.2" screen) 2013-2018ForForFord Explorer (with 4.2-inch screen) 2011-2018ForFord F-150 2018-2018ForFord F-150 2015-2017ForFord F-150 (with 4.2-inch color screen) 2013-2014ForFord F-250/350/450/550 (base model "XL" with CD) ("XLT") 2018ForFord F-250/350/450/550 (base model "XL" with AM/FM only radio) 2018 ForFord F-250/350/450/550 (base model "XL" with CD) ("XLT") 2017 ForFord F-250/350/450/550 (base model "XL" with AM/FM only radio) 2017 ForFord Fiesta (without MyFord Touch) (silver dash) 2014-2018ForFord Fiesta (without MyFord Touch) (black dash) 2014-2018ForFord Fiesta (with SYNC) (silver dash) 2011-2013ForFord Fiesta (with SYNC) (black dash) 2011-2013ForFord Fiesta (without SYNC) (silver dash) 2011-2013ForFord Fiesta (without SYNC) (black dash) 2011-2013ForFord Focus (with 4.2-inch screen) 2015-2017ForFord Focus (without MyFordTouch) 2012-2014ForFord Fusion 2017-2017ForFord Fusion 2013-2016ForFord Mustang (with 8-inch screen) 2015-2017ForFord Mustang (with 4-inch screen) 2015-2017ForFord Transit (without NAV ) (with separate 4.2-inch screen) 2015-2016ForFord Transit (without NAV) (without separate 4.2-inch screen) 2015- 2018ForFord Transit Connect (with NAV) 2014-2016ForFord Transit Connect (without NAV) (with cd) (gray dash) 2014-2016ForFord Transit Connect (without NAV) (with cd) (black dash) 2014-2016ForFord Transit Connect (without NAV) (without cd) 2014-2016