Outfit your vehicle with our advanced center high mount stop lamp (CHMSL) warning system made from powerful and reliable Predator2 Generation 3 LEDs. Sleek low profile design is only 2.75 inches high and fits perfectly in the rear window in most vehicles with a third brake light. Durable black polycarbonate housing discreetly hides electrical wiring and prevents light tampering. Our LED CHMSL Warning System meets or exceeds California Title 13 and SAE J595 requirements.