Experience up to 3550 lumens of bright, white light with PHILIPS ULTINON RALLY 3550 H-4. Optimized for long-distance driving, emit up to 20% more light on the road ahead. Reliable and durable, these bulbs are engineered for extreme weather conditions, backed by a lifetime warranty.Experience up to 3550 lumens of bright, white light with PHILIPS ULTINON RALLY 3550 H-4. Optimized for long-distance driving, emit up to 20% more light on the road ahead. Reliable and durable, these bulbs are engineered for extreme weather conditions, backed by a lifetime warranty.Experience up to 3550 lumens of bright, white light with PHILIPS ULTINON RALLY 3550 H-4. Optimized for long-distance driving, emit up to 20% more light on the road ahead. Reliable and durable, these bulbs are engineered for extreme weather conditions, backed by a lifetime warranty.Experience up to 3550 lumens of bright, white light with PHILIPS ULTINON RALLY 3550 H-4. Optimized for long-distance driving, emit up to 20% more light on the road ahead. Reliable and durable, these bulbs are engineered for extreme weather conditions, backed by a lifetime warranty.Experience up to 3550 lumens of bright, white light with PHILIPS ULTINON RALLY 3550 H-4. Optimized for long-distance driving, emit up to 20% more light on the road ahead.