Use this adapter harness to replace your factory speakers with aftermarket speakers without having to cut the vehicle speaker wiring and connector. Real time saver and also prevents electrical shorts and loose wiring by providing a secure connection. Plastic insulated speaker connection ends to prevent short-outs to the door metal. Includes 2 pairs for four doors- 4 speaker harnesses. The following app guide is from a reliable source but if you want to be sure, double check speaker connections just in case. Might work with more vehicles (usually new models than below list) but we have not verified- if you can email us if you can verify we can add to the list. Compatible vehicles: Made for Ford: 2021 Bronco Sport, 2018-2020 EcoSport, 2015-2019 Edge, 2013-2022 Escape, 2011-2019 Explorer, 2015-2022 F-150, 2017-2020 F-250/F-350/F-450, 2011-2019 Fiesta, 2013-2019 Focus, 2015 - 2020 Fusion, 2015-2020 Mustang, 2019-2022 Ranger, 2015-2020 Transit, 2014-2021 Transit Connect