✓【🔧 Perfect 41mm Festoon Fit – Direct Replacement for 578, 211-2 & DE41】Specifically designed for 41mm festoon LED sockets, this bulb is a direct 1:1 replacement for 578, 211-2, 212-2, DE41, and other 41mm festoon bulbs. The 41mm double pin design ensures a snug, secure fit in your vehicle's dome lights, map lights, courtesy lights, trunk lights, and license plate lights. No modifications needed—just pull out your old bulb and snap this one in!
✓【🚗 Canbus Error Free – No More Dashboard Warning Lights】Tired of dealing with hyper-flash or annoying error codes after upgrading to LEDs? These 578 festoon bulbs feature built-in Canbus technology that communicates seamlessly with your vehicle's computer system. Perfect for modern vehicles with sensitive electrical systems that require error-free operation. Simply plug them in and enjoy flicker-free performance, instant-on brightness, and zero warning lights—no resistors, no hassle!
✓【⚡ 6-30V Non-Polarity – Works in Any Vehicle】Whether you drive a 12V car, 24V truck, 6V classic car, RV, or boat, this festoon LED bulb has you covered! The ultra-wide 6-30V compatibility means it works in virtually any electrical system. Plus, the non-polarity design eliminates installation guesswork—insert it either way and it lights up instantly. Perfect for daily drivers, weekend adventures, and marine applications!
✓【💡 500 Lumens Warm White – 9-SMD 4014 Chip Technology】Packing 9 high-intensity 4014 SMD chips, this 41mm festoon LED delivers an impressive 500 lumens of warm white light—far brighter than stock halogen bulbs. The cozy warm glow creates an inviting atmosphere inside your cabin while providing exceptional clarity for reading maps, finding dropped items, or loading your trunk. No more harsh, cool white glare!
✓【🔋 Long-Lasting 2-Pack – Stock Up and Save】SOFOC convenient 2-pack gives you one bulb for immediate replacement and a spare for future needs. Built with premium LED technology, these bulbs last 50,000+ hours—years of reliable, flicker-free performance. Perfect for DIYers and car enthusiasts who demand quality. Please verify your vehicle uses 41mm festoon (1.61 inch) double pin bulbs (not 39mm, 42mm, or other sizes) before ordering!