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3910 Replacement Festoon LED Bulbs - Interior - (PAIR) (39mm)

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Speed Demon LED replacement bulbs can fit numerous vehicle applications, including dome lights, map lights, trunk lights, hood lights and foot well lights. This 39mm festoon bulb replaces 3910 bulbs. The 39 mm bulb has 6 LEDs on a rectangular PCB (printed circuit board). LEDs are mounted to one side of the board for direct 180° illumination with no wasted light. Festoon base for easy plug-and-play installation. Lasts 30,000 hours in your car, truck, SUV, or van—25 times longer than incandescent bulbs. 1.2W, 12V


  • Replaces 3910,12854,12844, DE3423, DE3425
  • Sold as a Pair 
  • 1 Year Warranty


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