High light output

Each 7443 Rear Side Marker Light Bulb has 14 pieces of 3030 SMD chipsets with high performance and projector lens design with projector lens design, providing 360-degree full-angle illumination for your Silverado 1500. 300% brighter than halogen side marker lights, assuring you will be seen more clearly from further away but it will not blind other drivers.

Good heat dissipation

The 7443 led rear side marker light bulb chips of the 14K series are reasonably distributed, with enough clearance for chip heat dissipation. As well as the side marker light bulb is designed with a solid alloy body and aluminum circuit board to ensure better heat dissipation and light transfer efficiency.

Longer lifespan

The led rear side marker light bulb with built-in stable constant current IC driver, no radio signal interference. Over 35,000 hours of lifespan for sure

Plug and play easy installation

No polarity design, compatible with both standard and CK sockets. Perfect fit your 2014-2020 Chevy Silverado 1500's rear side marker light socket.

NOTE: The 50w 6ohm load resistor or flasher relay may be needed to prevent the hyper flash or the bulb does not blink.