iBrightstar 1157 Red LED Bulbs BAY15D – 2 Pack, Ultra-Bright Brake & Tail Lights

Upgrade your vehicle’s signaling with the iBrightstar 1157 LED bulbs in a vivid red. This two-pack is designed to fit a wide range of 12V and 24V systems, translating to versatility for cars, trucks, and SUVs. Operating across a broad 9-30V range, these bulbs are crafted to deliver a modern lighting upgrade without requiring a complicated change to your existing harness. Plug them in and enjoy a clear, steady signal that helps other drivers see your brake and tail lights more reliably. While they’re built for easy installation, always verify compatibility with your owner’s manual and original bulb number before swapping.

Key features at a glance

• Set of 2 bulbs with high-brightness chips for a confident rear signal.
• 54SMD 3014 plus 3SMD 3030 per bulb for enhanced illumination and even light distribution.
• Working voltage range of 9V-30V, making them suitable for both 12V and 24V systems.
• Cross-compatibility with multiple bayonet and push-in sizes including 1157 BAY15D and related codes.
• Exclusive design with full aluminum housing and a projection lens to maximize output and heat dissipation.
• Built-in constant current IC for steadier performance and lower power draw over time.

More brightness, practical usage

• Noticeable improvement in signaling when braking or signaling while riding in twilight or rain.
• Durable construction and heat-managed design help maintain consistent light output during longer drives.
• Plug-and-play installation makes the upgrade straightforward for DIY enthusiasts and professionals alike.

Compatibility and installation notes: these bulbs are intended to replace common 1157 BAY15D and similar bases such as 1016, 1034, 1157A, 2057, 2357, and 7528 families. Some vehicle configurations may require a load resistor or flash relay to prevent hyper-flash; please consult your vehicle’s electrical system and follow the manual for best results. The design marked with a US patent and a new design launched in 2019 reflects a focus on reliable performance and long-lasting light output. If you have any questions about fitment, our team is ready to help ensure you get the right upgrade for your setup.