If your original headlight socket is H4 Socket and Not Standard, this h4 9003 3 pin adapter will fix. Especially for car models who use 7"x6" 5"x7" inch 4 4x6 led headlights for trucks Sealed Beam Headlights. More details you can also refer to the main pictures.
Available in many different wire configurations including 1-, 2-, and 3-wire;A large selection available to support a variety of bulbs, including H7, 95, 96 and more
Also suitable for a broad range of industrial and commercial uses;Socket Type : H4/ 9003/HB2
Please make sure the wire harness fit for your headlights and car models before purchasing.