600% Brighter than Halogen: AUXITO 7443 LED bulb amber is built with newest high brightness LED chips, generating 4000lm super bright output per pair, which can help others notice your vehicle faster and clearer even in the bad weather. | Canbus Error Free Design: These 7443 led turn singal lights adopt newest built-in intelligent IC driver and high wattage make the LED 7443 amber bulb compatible with more vehicles. Work well with 98% vehicles’ systems, no radio interference, just plug and play. Few special vehicles may meet unusual canbus or installation issues, load resistors may be required to solve the issue, you can contact us through Amazon Buyer Message to get help and solutions | 50,000 Hours Lifespan: Whole aviation aluminum body and 12,000RPM turbo cool fan that diverts heat away from the light's critical components, our 7443 amber led bulbs offer 50000hr lifetime, reducing the need for frequent replacements. | No Hassle Service: Due to the complexity of automotive systems, very few vehicles may run into compatibility issues after installation. If you meet any trouble during the installation process, you can reach us for help. | Fits socket: 7440A 7443 7444 7441 992 7440AL 7440NA 7440LL 7440ST 7441 W21W WY21W, etc. Amazon filter system may not be 100% accurate or up to date, if you are not sure which bulb model fit your vehicle, please check your vehicle owner manual to confirm or ask a question for help