OXILAM 7440 LED Bulbs Amber Yellow 4000LM for Turn Signal Lights with Build-in Load Resistor CANBUS Error Free T20 7440NA 7441 W21W WY21W Blinker Bulb Replacement (2PCS)

600%+ Brightness: (Pack of 2) These 7440 led bulbs come with 26 pcs 3020 SMD LED chipsets, 4000LM, 2200K amber yellow, Voltage: DC 12-24V, Power: 21W/PC, 6 times brighter than the halogen and energy saving.
No CANBUS Error Guarantee: Compatible with both CK/SRCK and standard sockets, fitting 95% of vehicle computer systems seamlessly. However, for specific sensitive models like JEEP, CHRYSLER, CHEVROLET, GMC, DODGE, RAM, and VOLKSWAGEN, or when using multiple pairs, flickering or error warnings may occur. To resolve this, we have optimized the built-in CANBUS driver to reduce errors. If issues persist, LET ME KNOW, and we will provide free load resistors or alternative solutions to ensure proper functionality.
Double Heat Dissipation: Aircraft grade aluminum body built and unique bump appearance design increase the heat dissipation area. Wide voltage & constant current provide up to 60, 000 hours lifespan.
Fit socket: These LED bulbs are just replaced for 7440, T20, 7440NA, 7441, W21W, WY21W, 992 Bulbs. Please use the “VEHICLE FITMENT GUIDANCE” or CHECK YOUR VEHICLES OWNER’S MANUAL before purchasing to ensure compatibility with your vehicle. Since some vehicle models may have variations in socket types, we highly recommend reach out us with your vehicle’s year, make, and model before purchase, and we will assist you in confirming the correct fitment to avoid compatibility issues.
Important Note: These 7440 LED bulbs (not 7443 bulbs) are used as turn signal lights ONLY. (They are single function, and could not be used as day running light or parking light function)