We use pure copper and a durable yet flexible PVC sheath to achieve exceptional signal quality and longevity. Easy to install. The ram speaker connector is plug and play. No extra cutting factory wiring harness. No soldering or splicing, made your speaker upgrades really simple. Speaker harness adapter for Chrysler: 2015 - 2017 Chrysler 200, 2005 - 2019 Chrysler 300/300C, 2017 - 2020 Chrysler Pacifica, 2004 - 2017 Chrysler Town & Country, 2006-2008 Chrysler PT Cruiser. Car speaker adapter for Dodge: 2002-2020 Ram 1500, 2003-2019 Ram 2500 2003-2019 Ram 3500, 2005-2007 Magnum, 2000-2020 Durango, 1998 Ram Laramie, 2016 Dodge RAM Limited Ecodiesel, 2000-2008 Dakota,2008-2019 Challenger, 2007-2019 Charger, 2007 Caliber SE, 2007-2012 Caliber, 2019 Ram Classic, 2007-2014 Avenger, 2013-2014 Dart, 2004-2019 Caravan, 2008-2017 Grand Caravan, 2007-2012 Caliber, 2009-2017 Journey, 2004-2005 Neon. Door speaker wiring harness for Wrangler. Compatible with 2003-2017 Wrangler, 2007-2018 Wrangler JK, 2002-2006 Wrangler TJ,1999-2020 Grand Cherokee, 2007-2018 Wrangler Unlimited, 2014-2018 Renegade, 2006-2010 Commander, 2008-2012 Liberty, 2007-2018 Patriot, 2014-2020 Cherokee, 2006-2010 Commander, 2007-2020 Compass.