Introducing the Morimoto XB LED Bulbs, the ultimate solution to upgrade your vehicle's lighting. Designed for 3156/3157 sockets, these bulbs are a game-changer for turn signals, parking lights, brake lights, and tail lights. With a powerful 30W output, they deliver unbeatable brightness, enhancing both style and safety. What sets these bulbs apart is their resistor-free design. Unlike other LED bulbs on the market, they won't cause hyper-flashing and maintain their intensity for over 30 minutes, all without overheating or reliability issues. Plus, they're compatible with both CK and non-CK circuits, ensuring compatibility without the need for guesswork. Heat management is a top priority, and the integrated fan effectively keeps temperatures in check, ensuring long-term reliability for the circuit board and LED chips. Upgrade to Morimoto XB LED Bulbs in 2023 for a brighter, safer, and more reliable lighting experience in your vehicle.