Perfect Fit: LASFIT 7443 Switchback LED Bulbs are designed for 2015-2019 Chevy Silverado 2500 3500 Front Turn Signal Lights. Direct replacement for OEM 7443/7444/7444NA/W21W WY21W Turn Signal Lights halogen bulbs. Plug-and-play installation with no modification needed.Just take out the halogen bulbs and insert the new 7443 led bulbs.
CANBUS Error Free: 7443 7440 switchback LED bulbs are designed to work seamlessly with 2015-2019 Chevy Silverado 2500 3500 computer systems, thanks to the upgraded built-in resistor. After numerous tests, LASFIT has taken another leap forward by eliminating the need for annoying additional resistor. Your vehicle receives a truly advanced turn signal bulb, and you can say goodbye to worries about hyper flash.
Reliable Working Performance: The new 7443 LED bulbs boast an Intelligent Temperature Control System (ITCS), ensuring optimal performance even on scorching days. Designed with an aluminum casing featuring a textured finish for superior heat sinking properties, these bulbs also include internal heat filter fins, further enhancing cooling capabilities.
500% Brighter: LASFIT T3 7443 led bulb are 500% brighter than halogen. They are equipped with 20pcs 3030 top-grade LED chips, resulting in a 360 full lighting effect. The bulbs provide 4000LM and 48W of lighting for every turn, cool white for Parking Light. The luminosity of all bulbs has been accurately measured, ensuring a visually appealing driving experience with vibrant colors.
Customer Support: 1 Year replacement and 7*24hours online service. Notice: 1. These 7443 bulbs are polarity sensitive. If the LED does not light up after inserting, simply remove it, flip the direction and reinstall.
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