Hummer H3 Side Markers Easy to install - Directly replaces factory lenses. No modification required Highly visible to other vehicles, thus reducing the chance of auto accidents Luminx Lighting Side Marker Lights are vigorously tested in a rain-resistant tester and thermo hygrometer to ensure perfection Luminx Lighting Side Marker Lights are DOT- and SAE-approved to FMVSS no. 108, and manufactured in an ISO 9002 and QS 9000 quality certified factory Luminx Lighting Side Marker Lights are completely street-legal, and are backed by a six month warranty from manufacturer's defects