Top 10 W21W LED Bulb Canbus – Automotive Turn Signal Bulbs

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2022 Upgraded 7440 7443 LED Bulbs White for Reverse Lights, OXILAM 7441 7444 T20 W21W LED Lamps Replacement for Backup Tail Brake Turn Signal Parking Lights and DRL Pack of 2, 4000LM 600% Brighter

OXILAM #ad - Great replacement for backup reverse lights, tail lights, 7444, 7440, day time running lights etc.60, 000hr long lifespanoxilam 7440 led bulbs are made of aircraft grade aluminum body and unique bump appearance which effectively pull the heat away from the LED chips, 000 hours continuous lighting, provide up to 60, No more frequent changes improved driving experience.

No worry for canbus error issue compatible for both ck/srck and standard socket, and fits for 95% vehicle's computer system. Note: amazon filter system may not be 100% accurate or up to date, high power: 8w/bulb Other leds on the market are 4 to 6w/bulb, Lumen: 4000lm/pair, please check your vehicles owner’s manual or the original bulb to confirm the correct bulb size you need before placing the order. Product specificationvoltage: dc 12v, size: 2. 16 x 079 x 079 inch, color: 6000k white.

600% brightness improved full 360-degree illumination with a projector-style lens, and equipped with 26 PCS 3020 SMD LED chip sets, OXILAM 7443 led light bulbs are 5 times brighter than halogen, produce a 6000K bright white light, give you a wider and clearer view at night. For some sensitive models, if you meet flicker/error issue, don't worry. Also, this problem may occur when multiple pairs of this bulb are installed at the same time. Please let us know and we will provide load resistor or other solutions to minimize the inconvenience to you.
BrandOXILAM #ad
ManufacturerOXILAM #ad
Part NumberOXILAM-5KG267443W2-US
Model7443 led reverse lights

2. KaiDengZhe


7440 7443 LED Brake Light, T20 LED Canbus Upgraded W21/5W W21W LED Bulb 19W Build-in Load Resistor Error Free Anti Hyper Flash for Car Turn signal Light ReverseTail Light Rear Fog Light-2PCS Amber

KaiDengZhe #ad - Made of premium quality aluminum alloy, safer than halogen bulbs, 000 hours. Canbus readythis 7443 led bulbs built-in canbus load resistors, no hyper flash or excessive flashing, avoid OBC warnning error code, 0 interference for the high performance IC driving and efficient circuit board.

And the bulbs size Also Need To Be Confirmed. Superior powerful lightevery 7443 led bulb has the 24pcs 3030 smd chips, about 300% brighter than the Halogen bulb. Low heat generation, with a lifetime of up to 50, good heat dissipation, energy-saving and much longer lifespan. Standard 7443 socket can be replaced as the following bulb type: 7443 T20 992 W21/5W. Replace for back up reverse lights, brake lights, parking Lights, Tail Lights, Rear Fog Light, Side Marker Lights, Daytime Running Lights and turn signal lights etc.

Please buy With Confidence! Warm note amazon filter system might not be 100% accurate, so please double check your original bulb type before Ordering. Super bright w21w w21/5w led bulboperating voltage: 12v-24v. Led power: 19w. Kaidengzhe offers "one year" warranty On Items Damaged During Delivery Or Have A Confirmed Manufacturer Defect. Not dazzling, 360° lighting angle, does not affect the vision of other pedestrians and drivers. Cross referencenon-polarity design.
BrandKaiDengZhe #ad
ManufacturerGuangzhou Ousucheng Lighting Technology Co., Ltd #ad
Part Number7443 T20 LED Canbus



6500K White 25W 7444 7440NA W21W LED Bulbs for Turn Signal Lights with Build-in Load Resistor CANBUS Error Free Anti Hyper Flash for Blinker Bulb Pack of 2, High Power T20 7440 LED Bulbs

XINYANG #ad - 300%+ brightnesspack of 2 7440 w21w led bulbs with super bright 66smd 2016 chipsets, size: 2. 33" x 073"; working voltage: dc 12v-24v; lighting output: 3600 Lumens; Wattage: 25W, Color: 6000K White. Wide voltage & constant current ensure the secure temperature range and 30, 000 hours life span.

No hyper flash and blink fastour 7440 led bulbs built-in load Resistor & IC Driver for CANBUS error free, anti hyper flash, plug and play, no need extra load resistor wire anymore. Efficient cooling systemwhole aviation aluminum lamp body give the LED turn signal light efficient heat dissipation. 3 times the brightness of original halogen bulb. They are single function, W21W, no dim mode.

Fitment7440, just one mode: bright mode, only use on turn signal lights !!! do not use on position with light always on. 100% warmly service1 year hassle service on return or refund for our products to make your purchase without risk! If you have any issue, please feel free to contact us! We will respond to you within 24 hours and provide you with a satisfactory solution. Not fit for the brake, tail, 7440A, T20, DRL Lights etc position.
BrandXINYANG #ad
ManufacturerXY-Auto Parts #ad
Height2.19 Inches
Length1.57 Inches
Width0.73 Inches
Part Number7440-66smd-2pcs-0520

4. Auxbeam


Auxbeam 7443 7440 LED Light Bulbs, Turn Signal Lights, 6500K 300% Brighter T20 7441 7444 W21W 7442 LED Bulbs, Parking Lights, Canbus Error Free Led Replacement Bulbs for Backup Lights

Auxbeam #ad - More safeour 7443 led bulbs adopts advanced y11 csp led chip, and 360° illumination has no black spots or shadow areas. With a design of ip68 waterproof, rainy, they can be applied to foggy, snowy, dusty weather conditions. The 360-degree clear beam has no blind spots, which emits light on both sides, and the brightness is higher, making it safer to drive at night and in bad weather.

With non-polarity design, our 7442 LED bulbs will fit into the same socket as your OEM original bulbs. Wide applicationauxbeam 7443 led light bulb are used for upgrading stock dim t20/7440/7441/7444/W21W/7442 halogen light on most vehicles. High standardfrom raw materials to finished products, eliminating any defective products and ensuring high quality products. No need any modification, just for plug & play installation.

Perfect performanceour 7441 led bulbs build-in smart ic driver for constant current. If you have any questions, these T20 LED bulbs have experienced more than 30 tests, please feel free to message. Canbus error free for 99% vehicle. Heat dissipation expert7440/w21w led conversion kit with 6063 aviation aluminum housing material, multi direction engineering heat sink design, strong heat dissipation performance ensures maximum heat dissipation and prolongs lifespan of LED bulbs over 50000hrs lifetime.
BrandAuxbeam #ad
ManufacturerAuxbeam #ad
Part NumberY1



Plug and Play 2022 Version, LASFIT 7440 CANBUS READY LED Bulb 7441 For Rear Turn Signal Light Blinker Lamp 7440A W21W WY21W Anti Hyper Flash Error Free 24W 1600LM Amber/Yellow Built In Resistor

LASFIT #ad - Note1. Second safty protectionbuild-in Intelligent Temperature Control ITC protect bulbs against excessive current and overheating, ensure longer lifespan. First safty protectionload miNI fuses to protect the bulbs and vehicle against the instantaneous high current, safer installation and use. If the led does not light up after inserting, if you use for a long time may happen hyper flash a few vehicles maybe 2-5 minutes, it depends on vehicle and temperature, simply flip the direction and reinstall.

2. Plug and playthey are all-in-oNE LED designed to directly replace the factory halogen lamp. 300% brightness7440 leds built with 24pcs 3030 smd led chips. High power 24w, 1600lm per bulb for amber Rear Turn Signal light 1600LM, ensure safety on the way home. Canbus ready this 7440 bulb prevent 95% incompatible Issue, build-in canbus system,will not hyper flash, no extra resistors need.

Well fit the rear turn signal lightfor ford taurus 2010-2012, altima 2016-2020, sentra 2013-2019, honda civic 2000-2016, toyota camry 2010-2020, maxima 2002-2008, Odyssey2000-2020, accord 2000-2016, Sienna 2001-2020. No worries service1-year hassle free warranty, 45 days money-back, friendly customer service response your message within 24 hour. Fit size7440 7440a 7440al 7440na 7440ll 7440st 7441 w21w wy21w led especially for Rear Turn Signal Light. Since these bulbs built-in intelligent Temperature Control, please turn off and cool 1-2 minutes, they will work properly again.
BrandLASFIT #ad
ManufacturerLASFIT #ad
Part NumberBCS01-7440A



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

LASFIT #ad - Much brighter which makes it easier to see when your turning. 1 year warranty 365 days hassle free warranty with u. S. If the led does not light up after inserting, simply remove it, flip the direction and reinstall. High-tech cooling systemnew gerneration lasfit 7440 t20 bulb features something called the Intelligent Temperature Control System or ITCS.

Light up the roadeach 7440 bulb has 24pcs high quality led chips. Local customer support. Notice: these 7440 amber bulbs are polarity sensitive. It features layers of design that keep this bulb cool on the hottest of days, long life span to accompany you on longer journeys. Canbus ready7440 led bulb with built in resistor, solve the decoding problems of 95% vehicles. Perfectly fits for front/rear turn signals, no more having to hack your wiring to ensure you avoid "bulb-out" warnings, no more hyper flash.

Drive safelyload mini fuses is a core part of the this 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.24w, 2400lm, truly 300% brighter than halogen bulb, fit size: 7440 7440a 7440AL 7440NA 7440LL 7441 W21W WY21W.
BrandLASFIT #ad
Weight0.04 Pounds
Part NumberLED-C7440A



7440 7441 LED Reverse Lights Bulbs, 7440A W21W CANBUS Error Free LED Bulbs 4400 Lumens for Back Up Reverse Light Tail Brake Parking Lights, 6500K White

ROCCS #ad - Long lifespan&easy to install: aviation aluminum material for rapid heat dissipation, which makes the 921 led backup light life span up to 50, 000 - 60000 hours. It's plug and Play.

Cps led bulbs for back up lights reverse lamps, 7441, 7440nak, 20W, 7440A, WY21W, 7440NA, W21W, bulb body material: aviation aluminum. Canbus error free: built in canbus error free controller, the 7440 led reverse light bulbs direct fit for most vehicles, no radio interference. Advantage & application: this 7440 reverse light is non-polarity design, more than 500% brighter than original halogen bulb. Set of 2 led bulbs: pack of 2 7440, working voltage: dc9v-30v, etc. Roccs provides 2x 7440 7441 led bulbs, worry-free 18-month and friendly customer service. Replacement for back up reverse lights, side Marker Lights, Tail Lights, Brake Lights, Parking Lights, Daytime Running Lights etc.
BrandROCCS #ad
Manufacturerdihuang #ad
Weight0.16 Pounds
Part Number7440 7441 W21W 7440NAK
Warranty1 year warranty from the date of purchase



VEHICODE 7440 7443 Red LED Bulb with Built in Resistor 7440A 7443R 7444 7444NA W21W T20 CANBus Error Free Anti Hyper Flash Tail Brake Stop Turn Signal Light Kit 2 Pack

VEHICODE #ad - Mounted with high power 40 smd-3030 red chips, plus 4-watt and 760 lumens for tail light, it is powered by 30-Watt and capable of producing super bright 3200 lumens light output of brilliant red for brake or turn signal light, rear running light DRL, or side marker light. Meanwhile, the heat sink is mini sized to significantly increase the successful rate of adaption.

Kit includes heat-shrinkable tube to protect the connection of plug and socket from water corrosion. Instead of regular rubber grommet adapter, dustproof, we adopt sealing gasket and mounting screws to better fix the bulb with housing. It can be applied to either standard 7443 socket or 7443-ck socket. The ic circuit with wide and low voltage range of 10-24v protects 7443 led bulb from voltage fluctuations and spikes. Cross reference: w21w, 7440a, 7443rck, 7443, 7443ll, 7440na, 7440sv, 7441, 7443ull, 7443na, 7443srck, 7443sck, 7440st, 7440al, wy21w, w21/5w, 7443a, 7443st, 7440, 7444nakclcp, 7443nak, 7444nak, 7443r, 7444nap, 7444, 7443sack, 7444na, 7444a, 7443CK, wy27/8W, 7444LL, 7440ll, T20, 992.

Led bulb with t20 dual filament wedge base can be applied to either single filament 7440 bulb or dual filament 7443 bulb. Simply twist and turn the bulb into housing and that makes sure the bulb with great performance of waterproof, and shockproof. Thermal fins maximize cooling surface area and black aluminum housing ensures effective heat dissipation for the purpose of bulb stable performance and extended life span up to 30, 000 hours. With built-in load resistor, f250, such as hyper flashing, tacoma, tundra, motorcycle, 4runner, warning message or error code on dashboard.
ManufacturerVEHICODE #ad
Height1.4 Inches
Length2.6 Inches
Width1.4 Inches
Part Number40-3030-CANBUS-7443-RED
WarrantyWe provide 1-year warranty starting from the date of purchase



Canbus Ready Turn Signal Bulbs 12-40V T20 W21W Tail Reverse Backup Brake DRL Blinker Lights Amber Yellow, Besbul 7440 7443 LED Bulb Amber with Turbo Fan, Pack of 2

BESBUL #ad - 12-40v wide voltage & optimal current flow extends the lifespan up to 50, 000 hrs. Use for turn signal lights, tail lights, reverse lights, backup lights, daytime running lights, brake lights, parking lights etc.

Long lifespan - integrated turbo fan, aluminum body and built-in smart IC driver enable fast heat dissipation. Fitment - fits 7440 7443 7444 7441 t20 w21w sockets. If you are not sure which socket fits your car, please check owner manual or contact seller for help. Canbus ready - the 7440 led turn signal light bulbs integrated with smart IC driver, anti hyper flash and canbus error free for over 96% vehicles.

Non-polarity Design. Easy installation Plug & Play. Ultra bright – besbul t20 led bulbs amber are powered by 12 pcs of high power 3030 chipsets to offer extremely bright output, 3x brighter than original stock bulbs. Satisfaction guaranteed - 1 year besbul warranty, no hassle on return or replacement.
BrandBESBUL #ad
ManufacturerBesbul #ad
Part NumberB7440TA*2

10. D-Lumina


D-Lumina 7440 7443 LED Backup Reverse Light Bulbs, 6000K White Pack of 2, Plug & Play, 5600 Lumens 21W 2-SMD CSP Chips T20 7441 W21W LED Bulbs For Car Truck Reverse Back Up Light, Canbus Error Free

D-Lumina #ad - Easy plug and play to install, high output driver with the built-in smart ic components, 7443-sck, 7443ll, 7440a, compatible with multiple bulb size socket: 7440, wy27/8W, 7444NA, 7441, 7440NAK, 7440LL, 7440NA, W21W, non polarity function. Package including: 2 pieces of 7440/7443 led backup reverse light bulbs. Ip65 grade waterproof lED bulbs with miniature sealed waterproof OEM Plug.

Product come with 5 year warranty and lifetime support to Ensure 100% Satisfaction. The light choose bronze pcb board that has more efficiency to transmit the heat to base that made by aviation aluminum, for better heat dissipation and longer lifespan. 400% brighter than halogen reverse bulb: built-in high power hyper bright 15w x2 csp chips per bulbs, 000 hours long lifespan, 6000K extremely bright white light, bright lights output maximize illumination and low power consumption, brings you a bright and comfortable light reversing experience when backing up at night or wicked weather, 21W power output, 9-30V Voltage, 2800LM high brightness per bulb, over 50, super bright like headlights in car reverse.3360-degree field of view & longer lasting: each 7440/7443 bulb powered by 2 pieces of high brightness csp chips, used for car truck backup Reverse Light for customers who are looking for super bright backing up led bulbs, Non-polarity and 360 degree full angle illumination.

Come with flexible wire more convenient to install on the socket, convenient assembly and disassembly. Powerful lighting 4x brighter than stock lights, give your car a refreshed new look and 360 degree lighting ensures optimal visibility. High efficient heat dissipation: the led bulbs body make with billet CNC'd with anodized finish, aviation aluminum heat dissipation. Widely application: design for backup reverse light, 7444nak, wy21w, constant current supply with canbus, 7443, etc.
BrandD-Lumina #ad
ManufacturerD-Lumina #ad
Part Number7440/7443 LED Backup Reverse Light