Pair of 3157 24-LED Super Bright White Bulbs for Turn Signal Light, Corner Light, Stop Light, Parking Light, Side Marker Light, Tail Light, and Backup Lights Total 39 LEDs Lights with Wide View Angle for better reflection Cross reference: 3157 = 3056 3356 3456 3057 3457 4157 Unique Design has 18 LEDs aiming out the end and 6 radially mounted LEDs aiming 90 degrees from the base. Applications:Turn Signal Light, Corner Light, Stop Light, Parking Light, Side Marker Light, Tail Light, and Backup Lights, ETC..