2x High Power 3156 3056 Extreme Bright Xenon White LED Backup Reverse Light Bulbs For GMC Yukon XL Savana Envoy Canyon Sierra Denali Package includes: 2 x 3156/3157 CREE LED Light Bulbs Color: 6000K Xenon White Lumens: approx 900lm/bulb Wattage: 5W/Bulb(5W/CREE LED) Applicable to Most with 3156/3157 Socket. This high power 3156/3157 Light bulb will replace the stock 3156 3056 3157 3057 3457 4157 bulb for backup reverse lights