7440 7443 LED Turn Signal Bulbs CanBus-Ready Amber CK Socket | T3 Series

Model No: T3-7443A-CK
$59.99 $69.99

Estimated Time of Shipment: August 21 – August 29, 2025

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Specifications

  • Wattage

    24W/bulb(max)
  • Lumens

    2000LM/bulb(max)

Warranty & Return

Warranty:
1-year hassle-free warranty
*Warranty does NOT cover labor, diagnostics, towing, rental car, or any other expense related to an item being defective/damaged.

Return:
45 days free return and money back
90 days free return and money back for Lasfit club member.

Shipping:
FREE U.S. shipping on all orders.
We ship the item via USPS for fast and reliable delivery.

Support:
Customer support team in United States
Lifetime installation support

 T3 Series Amber LED 7440/7443 Bulbs – Turn Signal Light with Can-Bus Decoder

Lasfit best error free and anti hyper flash 7443 turn signal lights Lasfit best error free and anti hyper flash 7443 turn signal lights
Lasfit T3 series 7443 turn signal light bulbs with built-in canbus decoder Lasfit T3 series 7443 turn signal light bulbs with built-in canbus decoder
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5 mins installation for Lasfit T3 7443 led turn signal bulbs 5 mins installation for Lasfit T3 7443 led turn signal bulbs
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key features of T3 led turn signal bulbs key features of T3 led turn signal bulbs

Why Do You Need Lasfit Amber 7443 LED Turn Signal Lights?

In 2025, Lasfit redefines turn signal performance with the T3 LED bulbs. Featuring a built-in CanBus decoder, these bulbs eliminate annoying hyper flash and error codes—no external resistors required. Equipped with high-output 3030 SMD LED chips, the T3 bulbs deliver brightness levels far beyond traditional halogen lights.
It's a smarter, brighter, and safer way to upgrade your vehicle lighting in one simple step.


Key Features of Lasfit Amber 7443 Turn Signal Bulbs

  • Error-Free Performance with Built-in Decoder
    Tired of hyper flash and dashboard warning lights after installing LED bulbs? The T3 series solves this problem with a ceramic resistor built directly into the bulb, eliminating the need for external resistors. That means easier installation, lower costs, and a cleaner setup—just plug and play.
  • Ultra-Bright Output with 20 SMD LED Chips
    Struggling with dim halogen lights? Each T3 bulb packs 20 high-powered 3030 SMD LEDs and delivers up to 2000 lumens per bulb with a 24W output—providing maximum visibility for safer lane changes and turns, day or night.
  • Quick, Hassle-Free Installation
    Thanks to their compact size and halogen-like dimensions, T3 LED bulbs are a breeze to install. Just twist out your stock halogen bulb, insert the T3 LED bulb, and you're done—no extra resistors, no special tools, and no stress.
  • Built to Last – Intelligent Cooling System
    Durability meets design. T3 bulbs feature a full aluminum body, 8 heat dissipation hole, and a smart temperature control chip to prevent overheating. This advanced thermal management system extends the lifespan of your bulbs, ensuring they stay bright for years of daily driving and adventure.


-Product Spec-

  • Product: T3-7443A-CK
  • Package Includes: 2 Bulbs
  • Fit Size: 7443 / 7443NA / 7444 / 7444NA / 7444LL / 992 / 7440 / 7440A / 7440NA / 7440SV / 7441 / W21W / WY21W
  • Installation Position: Turn Signal Light / Side Marker Light / Roof Marker Light
  • Wattage: 24W/bulb(Max)
  • Lumens: 2000LM/bulb(Max)
  • Color: Bright Amber
  • LED Chips: 20PCS 3030 high-intensity LED Chips
  • Socket: CK socket


-FAQs: Everything You Need to Know About T3 LED Bulbs-


Q1: What’s the difference between T-Series and T3-Series turn signal lights?

Brightness: T3-Series offers optimized brightness to prevent blinding oncoming drivers.
Decoding: New resistor for longer, more efficient decoding.
Lifespan: T3-Series has a heat filter for better heat dissipation and longer life.
There are more details on the differences between the T series and the T3 series.

Q2: Can T3-7443 LED bulbs fit 7440 bulb size?

A: Yes. Lasfit T3-7443 LED bulbs are compatible with 7440/7441 single-filament halogen turn signal lights as well as 7443/7444 dual-filament halogen turn signals.

Q3: Are there two socket versions of 7443 bulbs?

A: Yes. 7443 bulbs come in CK and Non-CK circuits, and some vehicles may require CK-specific sockets. If you're unsure, here we prepare the CK version bulb table for you. If the bulbs don't work correctly, feel free to contact us for an exchange.

Customer Reviews

Based on 9 reviews
78%
(7)
11%
(1)
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11%
(1)
M
Mike Ferraro
2024 CHEVY 2500 HD

Only thing better than all the LED's I installed on my truck was the awesome customer service. Old school. The turn signal lights were the wrong ones(my fault)and they sent me replacements within a few days. No questions asked. So rare in these times. THANK YOU LASFIT!!!

P
Phillip Barnett
‘23 Chevrolet Silverado Custom

These are so much brighter than the OEM lights. Definitely worth the price! Easy 5 min upgrade.

J
J.G.
2023 Gladiator Mojave

Lights were very bright and easy to install. Unfortunately could not get them to work with computer. Don't have a Taser to adjust computer. Customer service team was wonderful. They sent me a replacement set with higher voltage at no charge.

R
Ryan Haacker
2014 Chevrolet Impala LTZ

These replacement amber LED lights for the front turn signals work. Please note that even though the LED bulbs fits in the socket either way, only one way will allow the turn signals to light up and work. When installing and if the bulb doesn't light up, try flipping the bulb in the socket.

P
Patrick

Works as promised. Love them. Super bright

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