Amazon: dodge magnum wiring harness Amazon: dodge magnum wiring harness. Skip to main content. Try Prime ASC Audio Premium Car Stereo Wire Harness and Antenna Adapter for some Dodge Chrysler Jeep Vehicles- Works with and without Factory Amp - Built In 12 Volt Power Wire - Compatible Vehicles listed below. Dodge Magnum Stereo Wiring Harness - AutoZone Order Dodge Magnum Stereo Wiring Harness online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.