4114 Bulb Guide

4114 Bulb Cross Reference

3157*, T25 3155, 3457A, 3457NA, 4057,4157, 3157A, 3057A, 3157, 3157NA, 5702A, 4157NA, 3057, 3454NA, 4157, 3047, 3357A, 3757A, 3457, 4114, 3357, 4114LL, 3457K, 3157LL, 4157K, 3057LL, 4157NAK, 3357LL, 4057LL, 3157K, 3357K, 3057K, 3057ALL, 3457AK, 3357ALL, 4114K, 3157X, 3057KLCP, 3757AK, 3047LL, 3057KX, 3157ST, 3057X, 4057K, 3457NAK, 3155LL, 3457ALL, 4157LL, 3157NAK, 3157AK, 3157NALL, 3047K, 3757ALL, 3157KX, 3057ST, 5702AK
*3157 CAN REPLACE 3156, BUT 3156 CANNOT REPLACE 3157

Specifications and Features:

  • Type: The 4114 bulb is a type of LED (Light Emitting Diode) bulb, known for its efficiency and longevity.
  • Voltage and Power: These bulbs typically operate at 12 volts and are designed to be energy-efficient while providing bright illumination.
  • Size and Shape: The 4114 bulb usually comes in a standard size that fits specific light sockets, making it compatible with a range of vehicle models. It is often similar in size to other bulbs like 3157 or 4157 but has different electrical characteristics.

Common Uses:

  • Daytime Running Lights (DRLs): One of the primary uses of the 4114 bulb is in daytime running lights, a feature in many modern vehicles that helps improve visibility during the day.
  • Signal and Marker Lights: They can also be used for turn signals, side marker lights, and other auxiliary lights on a vehicle.
  • Compatibility: It’s important to note that while the 4114 bulb may physically fit into the same sockets as other similar bulbs, its electrical properties might differ. Therefore, it’s crucial to use the 4114 bulb in applications where it is specifically recommended.


  • Longevity: LED bulbs like the 4114 tend to have a longer lifespan compared to traditional halogen bulbs.
  • Energy Efficiency: They consume less power, which can be beneficial for the vehicle’s electrical system.
  • Brightness: LED bulbs provide bright and clear light, enhancing visibility and safety.

Installation and Replacement:

  • When replacing or installing a 4114 bulb, it’s important to ensure that the vehicle’s electrical system is compatible with LED lighting.
  • Professional installation might be recommended, especially if the vehicle’s original setup requires modification to accommodate LED bulbs.
  • Always refer to the vehicle’s manual or consult a professional to confirm the correct bulb type for specific applications in your vehicle.

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