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9004 HB1 LED Bulb: Revision history

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26 October 2025

20 October 2025

5 October 2025

  • curprev 21:3521:35, 5 October 2025 CathernPdc talk contribs 6,092 bytes +6,092 Created page with "<br>The 9004 LED bulb, additionally recognized because the HB1 headlight bulb, is a dual-beam (excessive/low beam) automotive bulb used in lots of North American autos from the nineteen nineties to early 2000s. It options a P29t base and is designed for reflector-type housings. This bulb was originally halogen-based mostly however is now commonly upgraded to LED for significantly higher brightness, cooler operation, and extended life. A 9004 LED headlight bulb plugs inst..."