SiriusLED 50W 3157 3157A 3057 3155 3457 4157 Dual Brightness LED Bulbs with Projector for Turn Signals Reverse Backup Brake Tail Lights Red High performance LED, long lifespan, superior illumination & stability High luminous efficiency with high brightness light output Environmental-friendly: energy saving, no UV and IR radiation, shock-proof and anti-corrosion. Easy installation, just plug & play Faster on/off response time and vibration resistant