【1000% Increase Brightness】Sealight 3157 led bulb uses 9W 1800LM (lab measured brightness) The front turn signal bulb has super bright chip, 360° omnidirectional lighting, increases brightness and visibility. Not only the led bulb light has no black spots, But also no glare to other drivers, SEALIGHT LED Bulb promise Clear & Safe. | 【Applicable Bulb Models】Rear Front Turn Signal Bulb Suitable for Front Rear Turn Signal Light, Tail Lights, Side Marker Lights, Blinker Lights etc. Free load resistors are provided inside the packaging. When replacing Turn Signal Lights, some sensitive vehicle models need to splice wires to prevent flashing. Fits for 3156 3056 3356 3456 4156 3047 3157 3157A 3057 3155 4157 3157NA led bulb | 【200% Faster Heat Dissipation】SEALIGHT Automotive Turn Signal Bulbs Made of quality aircraft grade aluminum and Shockproof great solid connection with the socket, that means the 3157 led bulb will work well at least 10 years | 【5 Minute Installation】The 3157 LED Bulb is Non-Polarity, Plug-N-Play and the Same-Size with halogen design allow you can install 3157 3156 led back up light easy even if you have no experience before. | 【Attention】The size of the led turn signal bulb socket may depending on the vehicle. Please carefully check the owner's manual or the original bulb size before ordering. Please refer to the note on Amazon Fitment, which provides detailed adaptation models and applicable locations.