Use to add aftermarket speakers to factory front door location. Only for front door speakers. 6x9" adapter plates. Speeds up installation time. Made from high grade plastic for a long lasting secure fit and corrosion resistance. Includes 1 pair for 2 doors- 2 plates and 2 speaker harnesses. Compatible vehicles: Made for Ford: 2023-2024 F150 F-150 and 2022-2024 F-250/F-350/F-450/F-550/F250/F350/F450/F550