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Underground Lighting  |  SKU: 7443-F150-A

2015–2018 Ford F-150 / F-250 / F-350 LED Front Turn Signal Replacement Bulbs | 7443 Amber, Built-in Resistor, No Hyperflash | 300% Brighter 1200LM (PAIR)

$64.99 $69.99

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Poor visibility in rain or daylight glare?

  • 300% brighter than halogen for clearer signalling
  • Built-in resistor eliminates hyperflash instantly
  • Advanced cooling extends lifespan up to 10× longer
  • 7443 LED plug & play, zero wiring required
  • Designed in the USA, assembled with Japanese components

Why This Bulb Beats Everything Else

  • - Sunlight glare, rain, and fog reduce signal contrast. Halogen bulbs produce ~300–400 lumens, limiting visibility. 1200-lumen LED output improves detection distance and clarity, helping oncoming and adjacent drivers react faster.

  • - Direct fit for 2015-2018 Ford F150 LED Front Turn Signal. Go to compatibility for exact fitment or use our vehicle search tool to verify the fit.

  • - 54 SMD LEDs deliver 1200 lumens across a full 360° beam angle, ensuring visibility from front, side, and cross-traffic positions. This improves turn indication, lane-change signalling, and intersection safety.

  • - LED bulbs draw lower current than halogen bulbs, triggering rapid blinking. Built with a resistor optimised only for the turn signal circuit simulates factory load (~60–120 flashes/min), restoring correct flash rate without external resistors or additional wiring.

  • - Excess heat reduces LED efficiency and lifespan. The fan + metal heatsink system actively regulates temperature, maintaining stable brightness output and extending lifespan up to 10× longer than halogen bulbs.

  • - 7443 direct-fit base with non-polar CANBUS design integrates with 12V vehicle electrical systems. No rewiring or modifications required, ensuring fast installation and consistent electrical performance.

  • - Designed in the USA and built with Japanese components, ensuring tighter tolerances and durability. Improved thermal and electrical stability delivers consistent 1200-lumen output and long-term reliability.

    • - Efficient LED Upgrade Over Halogen as it consumes less power while delivering brighter, instant illumination. Enhances signalling response time and reduces load on your vehicle’s electrical system

    • - Difficulty Level: Simple Installation for anyone. Installation time is approximately 10 minutes. There is no need for slicing or complicated wiring. This light is a plug-and-play installation and operation. 

    • Explore our full collection of turn signal bulbs today.

     

      WHAT'S INCLUDED

      BULBS :
      2X 7443 LEDs Bulbs With Built in Resistors
      WARRANTY :
      Includes a 1-Year Manufacturer Warranty covering defects under normal use.

      PRODUCT INFORMATION

      Function - Front Turn Signal / DRL

      Variant - 7443

      LED Chips - 54 SMD LEDs

      Beam Angle - 360° Coverage

      Color - Amber, Amber White

      Cooling System - Fan + Metal Heatsink

      Electrical Design - CANBUS, Non-polar, CK compatible

      TECH SPECS

      WATTAGE :
      24W
      LENGTH :
      2.4"
      DIAMETER :
      .83"
      INTENSITY :
      1200 Lumens
      BLINKER CIRCUITS :
      No Resistors Required
      CIRCUITS :
      12V
      This product has a Includes a 1-Year Manufacturer Warranty covering defects under normal use.

      Check one of these:

      • Owner’s manual (bulb size section)
      • Remove existing bulb → 4257 = dual contact pins (offset), 7443 = wedge base
      • Match with OEM spec for front turn signal/DRL circuit

       2019 is a split year—both types exist depending on trim

      7443 and 7444 bulbs are not exactly the same, although they are very similar in design and function. Both bulbs are dual-intensity and are commonly used for tail lights and brake lights. However, the 7444 bulb generally has a slightly higher wattage and brightness output compared to the 7443 bulb. They are often interchangeable in many vehicles, but it's always best to check your vehicle's owner manual or use our Vehicle Finder Tool to ensure the correct fitment and compatibility.

      Installing 7443/7440 LED bulbs is straightforward:

      1. Safely remove the old bulb from its socket.
      2. Plug the new LED replacement bulb into the existing socket.
      3. Test the light to ensure proper operation.
      4. Secure the housing and enjoy your upgraded lighting!

      Some vehicles, especially Canbus systems, may need load resistors to prevent hyperflashing or error messages. Underground Lighting offers compatible resistors for proper functionality.

      Yes, 7443/7440 LED bulbs are significantly brighter than halogen bulbs. They provide sharper illumination, improving visibility and safety on the road.

      7443 and 7440 bulbs aren’t interchangeable because they have different socket configurations and functionalities. Make sure you select the correct type for your specific lighting requirements.

      No LEDs run cooler than OEM bulbs and will not harm or cause any damage to your wiring harness or housings. And our LEDs have an advanced cooling system, making it efficient and durable with a lifespan of 25k+ hours

      No, the LED does get hot, but not as hot as an incandescent bulb.

      Did you start the engine before testing? The vehicle engine must be on and running for the BCM to turn on for the load resistors to be detected. Read the Hyperflash guide & know the details

      COMPATIBILITY

      FITMENTS :
      2018 Ford F-350 Super Duty with Halogen Capsule Headlights – Front Turn Signal, 2018 Ford F-250 Super Duty with Halogen Capsule Headlights – Front Turn Signal, 2018 Ford F-150 with Halogen Capsule Headlights – Front Turn Signal, 2015 Ford F150 with Halogen Capsule Headlights – Front Turn Signal, 2016 Ford F150 with Halogen Capsule Headlights – Front Turn Signal, 2017 Ford F150 with Halogen Capsule Headlights – Front Turn Signal, 2017 Ford F250-F350 with Halogen Capsule Headlights – Front Turn Signal, 2017 Ford F450-F550 with Halogen Capsule Headlights – Front Turn Signal

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        Call us (561) 918-5225

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