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For some sensitive models, this problem may occur when multiple pairs of this bulb are installed at the same time. No worry for canbus error issue: compatible for both ck/srck and standard socket, if you meet flicker/error issue, don't worry. 600%+ brightness: pack of 2 these 7440 led bulbs come with 26 pcs 3020 smd led chipsets, 2200k amber yellow, 4000LM, Power: 21W/PC, Voltage: DC 12-24V, 6 times brighter than the halogen and energy saving.
This is normal and could be solved by load resistors. Wide voltage & constant current provide up to 60, 000 hours lifespan. Please let us know and we will provide load resistor or other solutions to minimize the inconvenience to you. Fit socket: these led bulbs are just replaced for 7440, t20, 7441, w21w, 7440na, wy21w, 992 Bulbs. Please double check your vehicles owner’s manual or the original bulb to confirm the correct light size you need before placing the order.

Notice: these 7440 amber bulbs are polarity sensitive. Perfectly fits for front/rear turn signals, no more hyper flash. 24w, 2400lm, truly 300% brighter than halogen bulb, fit size: 7440 7440a 7440AL 7440NA 7440LL 7441 W21W WY21W. High-tech cooling systemnew gerneration lasfit 7440 t20 bulb features something called the Intelligent Temperature Control System or ITCS.
If the led does not light up after inserting, simply remove it, flip the direction and reinstall. Canbus ready7440 led bulb with built in resistor, no more having to hack your wiring to ensure you avoid "bulb-out" warnings, solve the decoding problems of 95% vehicles.


These 7440 bulbs are not 7443 bulbs. Double cooling design: compared with bulbs on the market that use air cooling, T20 LED bulbs are designed with aircraft aluminum and silent turbo cooling fans that can work stably in hot weather, ensuring a a lifespan of up to 60, 000 hours to accompany you on a longer journey.
Canbus error free: oxilam 7440na led bulb fits 98% vehicle's computer system without error or flickers. Lumen: 4000lm/pair, Color: amber yellow. 360°lighting provides a wider area of illumination, giving you a safer driving experience. Important note: amazon filter system may not be 100% accurate or up to date, please check your vehicles owner’s manual or the original bulb to confirm the correct bulb size you need before placing the order.

Please check the fitment note application before purchasing. Application: used for replacing front or rear directional turn signal lights, side marker lights, daytime running lights lamp replacement DRL. Compatible with standard socket and CK/SRCK Type.

Easy installation, plug and play. Set of 2 bulbs 54smd 3014 & 3smd 3030 high brightness chips per bulb, Working Voltage: 9v-30v. Any other problem please feel free to contact us, we are always here to satisfy of you. Advantage: non-polarity design, more than 300% brighter than original halogen bulb, full aluminum housing with projection lens for Maximum Light output and better heat distribution, built in Constant Current IC for Longer life span & Low Power Consumption.

Please check the amazon fitment note or the owner manual to confirm the bulb size before purchasing. Chips:6 pieces high quality, high power with high performance Genuine CREE led chips per led bulb.
Please check amazon fitment note Fits front or rear turn signal lights, or both, so please check stock lamp's bulb sizes before purchasing. Compatible with both standard type and CK/SRCK type. Color: Amber Yellow. Especially designed for upgrading the front or rear turn signal blinking light lamps. 6063 aluminum heat sink for the best heat dissipation. 1300 lumens per bulb, at least 5th brighter than stock halogen lamp.


T20 base, 7444nak, w21w, 7441, wy21w, 7442, 7440a, 7444, 7443, 7440nak, cross reference number: 7440, 7443LL.
Working power: 8. 5w, volts: 12v ~ 24v; waterproof ip67; applications: Used for upgrading turn signal blinker light, side marker light, daytime running lights DRLetc. Please check the owner manual or the stock lamp to confirm the cross reference number before purchasing. Built-in intelligent ic driver and 6063 aviation aluminum material for best cooling and longer lifespan.

It features layers of design that keep this bulb cool on the hottest of days, long life span to accompany you on longer journeys. Perfectly fits for front turn signals, no more having to hack your wiring to ensure you avoid "bulb-out" warnings, no more hyper flash.
28w, 2400lm, truly 300% brighter than halogen bulb. Local customer support. Drive safelyload mini fuses is a core part of the this 7440 led bulb's foundation, protect the bulbs and your cars against the instantaneous high current, you will experience greater safety from a brighter light, better performance through its unique design. Fit size: 7443 7443na 7444 7444na 992, much brighter which makes it easier to see when your turning.
1. OXILAM
#ad
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
#adOXILAM #ad - Also, and fits for 95% vehicle's computer system. Important note: these 7440 led bulbs not 7443 bulbs are used as turn signal lights ONLY. Double heat dissipation: aircraft grade aluminum body built and unique bump appearance design increase the heat dissipation area.For some sensitive models, this problem may occur when multiple pairs of this bulb are installed at the same time. No worry for canbus error issue: compatible for both ck/srck and standard socket, if you meet flicker/error issue, don't worry. 600%+ brightness: pack of 2 these 7440 led bulbs come with 26 pcs 3020 smd led chipsets, 2200k amber yellow, 4000LM, Power: 21W/PC, Voltage: DC 12-24V, 6 times brighter than the halogen and energy saving.
More information #ad
They are single function, and could not be used as day running light or parking light function. This is normal and could be solved by load resistors. Wide voltage & constant current provide up to 60, 000 hours lifespan. Please let us know and we will provide load resistor or other solutions to minimize the inconvenience to you. Fit socket: these led bulbs are just replaced for 7440, t20, 7441, w21w, 7440na, wy21w, 992 Bulbs. Please double check your vehicles owner’s manual or the original bulb to confirm the correct light size you need before placing the order.
Brand | OXILAM #ad |
Part Number | 7440 turn signal light canbus |
Model | 7440 turn signal light canbus |
More information #ad
2. LASFIT
#ad
LASFIT 7440 LED Bulb Amber 7440NA WY21W Turn Signal Light Anti Hyper Flash Canbus Ready W21W Blinker Bulbs No Load Resistor Needed 2022 Upgraded Replacement Light BulbPack of 2
#adLASFIT #ad - Much brighter which makes it easier to see when your turning. It features layers of design that keep this bulb cool on the hottest of days, long life span to accompany you on longer journeys. 1 year warranty 365 days hassle free warranty with u. S.Notice: these 7440 amber bulbs are polarity sensitive. Perfectly fits for front/rear turn signals, no more hyper flash. 24w, 2400lm, truly 300% brighter than halogen bulb, fit size: 7440 7440a 7440AL 7440NA 7440LL 7441 W21W WY21W. High-tech cooling systemnew gerneration lasfit 7440 t20 bulb features something called the Intelligent Temperature Control System or ITCS.
More information #ad
Local customer support. Light up the roadeach 7440 bulb has 24pcs high quality led chips. Drive safelyload mini fuses is a core part of the this bulb's foundation, you will experience greater safety from a brighter light, protect the bulbs and your cars against the instantaneous high current, better performance through its unique design. If the led does not light up after inserting, simply remove it, flip the direction and reinstall. Canbus ready7440 led bulb with built in resistor, no more having to hack your wiring to ensure you avoid "bulb-out" warnings, solve the decoding problems of 95% vehicles.
Brand | LASFIT #ad |
Weight | 0.04 Pounds |
Part Number | LED-C7440A |
Model | T-7440A |
More information #ad
3. SIR IUS LED
#ad
SIR IUS LED RLS 7440 7440A Built in Resistor Anti Hyper flashing LED Bulb Turn Signal Light Amber Orange Color Full Aluminum Body Single Filament Error Free Pack of 2
#adSIR IUS LED #ad - 26 pcs high power 3020 smd with smart canbus driver on each bulb, 360-degree light output. Fit: 7440 7440a, amber orange color led bulb for front or rear Turn Signal Light Only!! Do not use for brake or tail light, Super Bright Single Filament function.More information #ad
Easy install Plug and Play. Pack of 2, we offer 1 year warranty on the item that confirms to be a manufacture defect. Full aluminum body and circuit board for maximum heat dissipation and high performance. 2nd generation of built-in resistor LED Turn Signal Light Bulb for Anti Hyper Flashing Error free.Brand | SIR IUS LED #ad |
Manufacturer | SIR IUS LED #ad |
Part Number | SIRIUSLED-7440A |
Model | 7440 7440A |
More information #ad
4. OXILAM
#ad
Turn Signal Light Anti Hyper Flash, T20 7441 W21W WY21W 7440NA Blinker Bulb Replacement Pack of 2, CANBUS Error Free, 4000LM 600% Brighter, OXILAM 2023 Upgraded 7443 7440 LED Bulb Amber with Fan
#adOXILAM #ad - Fitment & specification: fit for turn signal light only. 7441 led bulb built-in intelligent IC driver effectively reduces the frequency of dashboard throwing error codes, advanced technology makes them perform better. Voltage: dc 12v, high power: 8w/bulb Other LEDS on the market are 4 to 6w/bulb.These 7440 bulbs are not 7443 bulbs. Double cooling design: compared with bulbs on the market that use air cooling, T20 LED bulbs are designed with aircraft aluminum and silent turbo cooling fans that can work stably in hot weather, ensuring a a lifespan of up to 60, 000 hours to accompany you on a longer journey.
More information #ad
They only function as turn signals and do not function as DRL or parking lights. Cross reference: 7443 7440 7444na 7441 wy21w w21w t20, etc. 6 times brighter: oxilam 7443 7440 led bulbs are equipped with the upgraded high-quality LED chipset that are 600% brighter than halogen bulbs. Canbus error free: oxilam 7440na led bulb fits 98% vehicle's computer system without error or flickers. Lumen: 4000lm/pair, Color: amber yellow. 360°lighting provides a wider area of illumination, giving you a safer driving experience. Important note: amazon filter system may not be 100% accurate or up to date, please check your vehicles owner’s manual or the original bulb to confirm the correct bulb size you need before placing the order.
Brand | OXILAM #ad |
Manufacturer | OXILAM #ad |
Height | 0.98 Inches |
Length | 4.53 Inches |
Width | 2.56 Inches |
Part Number | OXILAM-4KP47440Y2-US |
Model | 7440 led bulb amber |
More information #ad
5. Alla Lighting
#ad
Trucks, SUVs, Super Bright 2835-SMD 360° LED Blinker Directional Lamps for Cars, Amber Yellow W3x16q Base, Vans, Alla Lighting Newly Upgraded T20 7440 7443 LED Turn Signal Light Bulbs 7444NA 7442NAK
#adAlla Lighting #ad - Fitment: 992, 7440na, 7440, 7440al, 7440ll, w21w, 7440st, 7443st, 7443, 7440na, 7444na, 7441, 7440a, 7443ll, etc. Warranty: fully one year guaranteed for the manuafacturer defect.Please check the fitment note application before purchasing. Application: used for replacing front or rear directional turn signal lights, side marker lights, daytime running lights lamp replacement DRL. Compatible with standard socket and CK/SRCK Type.
More information #ad
Color: amber yellow; working voltage: 12v~18v with built in IC driver for better working performance; extra LED resistors maybe required to avoid the signal hyper flash or fast blinking. Set of 2 led chip type: each t20 wedge 7440/7443 led bulb is equipped with 39 pieces high quality, high power with high performance led chips per led bulb -360 degree full angle illumination with projector lens design.Brand | Alla Lighting #ad |
Manufacturer | Alla Lighting #ad |
Height | 0.7 Inches |
Length | 2 Inches |
Weight | 0.07 Pounds |
Width | 0.7 Inches |
Part Number | AllA-7443-2835-39Y-T |
Model | Alla-7443-2835-39Y-Yellow |
More information #ad
6. iBrightstar
#ad
Amber Yellow, iBrightstar Newest 9-30V Super Bright Low Power 7443 7440 T20 LED Bulbs with Projector Replacement for Front Rear Turn Signal Lights
#adiBrightstar #ad - Load resistor or flash relay might be needed to prevent the hyper flash when replacement for Turn Signal Lights. Please double check owners manual or original bulb number to confirm before placing an order.Easy installation, plug and play. Set of 2 bulbs 54smd 3014 & 3smd 3030 high brightness chips per bulb, Working Voltage: 9v-30v. Any other problem please feel free to contact us, we are always here to satisfy of you. Advantage: non-polarity design, more than 300% brighter than original halogen bulb, full aluminum housing with projection lens for Maximum Light output and better heat distribution, built in Constant Current IC for Longer life span & Low Power Consumption.
More information #ad
Application: turn signal lights, Corner Lights, brake lights, Tail Lights, side marker lights, Blinker Lights etc. Fits: 7440a 7440na 7440 7440sv 7443na 7441 7443 7443r 7444 7444na 992 wy21w w21/5w w21w etc.Brand | iBrightstar #ad |
Manufacturer | iBrightstar #ad |
Part Number | iBrightstar-7443-3030-36Y |
More information #ad
7. Alla Lighting
#ad
Alla Lighting 7443 7440 LED Turn Signal Lights Bulbs 2600 Lumens 21W CREE Extremely Super Bright Amber Yellow 7441 W21W 7440NA 7444NA
#adAlla Lighting #ad - Cross reference number: 7440, 7441, 7444na, 7443, w21w, t20, wy21w, 7440na, wy27/8w, 7444nak, 7440nak, 7444a, 7440lL, 7440a, 7443ll, etc. Dual filament, total 2600 lumens for both led bulbs, big difference between high and low intensity light output, perfect and best value for replacing turn signal light lamps.Please check the amazon fitment note or the owner manual to confirm the bulb size before purchasing. Chips:6 pieces high quality, high power with high performance Genuine CREE led chips per led bulb.
More information #ad
Load resistors maybe required to avoid the signal hyper flash. One year warranty. Voltage: 12v~30v, built in stable current IC driver for longer lifespan. Set of 2pcs 7443 led bulbs extra led resistors maybe required to avoid signal hyper flash. Please check amazon fitment note Fits front or rear turn signal lights, or both, so please check stock lamp's bulb sizes before purchasing. Compatible with both standard type and CK/SRCK type. Color: Amber Yellow. Especially designed for upgrading the front or rear turn signal blinking light lamps. 6063 aluminum heat sink for the best heat dissipation. 1300 lumens per bulb, at least 5th brighter than stock halogen lamp.
Brand | Alla Lighting #ad |
Manufacturer | Alla Lighting #ad |
Height | 0.7 Inches |
Length | 2 Inches |
Weight | 0.31 Pounds |
Width | 0.7 Inches |
Part Number | 7443-CB-CR30Y-CANBUS-Signal-LED |
Model | Alla-7443-CB-CR30Y-Yellow |
More information #ad
8. Syneticusa
#ad
Syneticusa 7443 Error Free Canbus Ready Red LED Brake Parking Tail Stop Turn Signal Light Bulbs DRL Parking Lamp No Hyper Flash All in One With Built-In Resistors
#adSyneticusa #ad - Built in constant current IC for Longer life span & Low Power Consumption. Advantage: non-polarity design, Compatible for both CK/SRCK and Standard socket. More than 400% brighter than original halogen bulb, full Aluminum Housing for better heat distribution.More information #ad
Set of 2 bulbs all in one error free light bulbs, will not hyper flash, no extra resistors need. High power led chips, 4 times brighter than standard bulbs.Brand | Syneticusa #ad |
Manufacturer | Syneticusa #ad |
Part Number | LR-2835-15R-7443-V3 |
Model | LR-2835-15R-7443-V3 |
Warranty | Manufacturer warranty for 3 years from date of purchase |
More information #ad
9. Alla Lighting
#ad
Amber Yellow T20 7440NA 7444NA 7442NAK WY21W 7443NA 992 Blinker Lamps Replacement Xtreme Super Bright 12V 5730 33-SMD Dual Filament, Alla Lighting 2800lm 7440 7443 LED Turn Signal Lights Bulbs
#adAlla Lighting #ad - One year warranty. Set of 2please check amazon fitment notice to confirm it fits your vehicle's front or rear blinker lights before purchasing. 1400 lumens per t20 wedge 7440 7443 led bulb, total 2600 lumens for both 7440 7443 led lights bulbs with projector-lens; Each 7440 7443 LED bulb is equipped with high illumination and high power 33 pieces 5730 LED chips.T20 base, 7444nak, w21w, 7441, wy21w, 7442, 7440a, 7444, 7443, 7440nak, cross reference number: 7440, 7443LL.
More information #ad
Etc. Extra led resistors maybe required to avoid the signal hyper flash or error code. Amazon fitment is only for reference, not 100% guaranteed accuracy. Working power: 8. 5w, volts: 12v ~ 24v; waterproof ip67; applications: Used for upgrading turn signal blinker light, side marker light, daytime running lights DRLetc. Please check the owner manual or the stock lamp to confirm the cross reference number before purchasing. Built-in intelligent ic driver and 6063 aviation aluminum material for best cooling and longer lifespan.
Brand | Alla Lighting #ad |
Manufacturer | Alla Lighting #ad |
Height | 1.34 Inches |
Length | 2.34 Inches |
Width | 1.7 Inches |
Part Number | Alla-5730-7443-33Y-Yellow-LED |
Model | 7444NA |
More information #ad
10. LASFIT
#ad
Upgraded Automotive Replacement Bulb- Amber OnlyPack of 2, No Load Resistor Need, LASFIT 7443 LED Bulb CANBUS Ready 7440 7444 T20 Turn Signal Light Error Free Blinker Anti Hyper Flash
#adLASFIT #ad - Canbus readyamber 7440 7443 led bulb with built in resistor, solve the decoding problems of 95% vehicles. 1 year warranty 365 days hassle free warranty with u. S. Notice: these 7443 led turn signal are polarity sensitive. High-tech cooling systemnew gerneration lasfit 7443 led bulb amber features something called the Intelligent Temperature Control System or ITCS.It features layers of design that keep this bulb cool on the hottest of days, long life span to accompany you on longer journeys. Perfectly fits for front turn signals, no more having to hack your wiring to ensure you avoid "bulb-out" warnings, no more hyper flash.
More information #ad
Color: amber Signal light, Daytime running/parking light. Light up the roadeach 7443 bulb turn signals has 32pcs high quality led chips. If the led does not light up after inserting, simply remove it, flip the direction and reinstall. 28w, 2400lm, truly 300% brighter than halogen bulb. Local customer support. Drive safelyload mini fuses is a core part of the this 7440 led bulb's foundation, protect the bulbs and your cars against the instantaneous high current, you will experience greater safety from a brighter light, better performance through its unique design. Fit size: 7443 7443na 7444 7444na 992, much brighter which makes it easier to see when your turning.
Brand | LASFIT #ad |
Manufacturer | LASFIT #ad |
Part Number | LED-C7443A |
More information #ad