Definition:
ULEV is an acronym for Ultra Low Emission Vehicle. ULEVs emit emissions that are 50 percent cleaner than the current average year's models. ULEVs take the LEV, Low Emission Vehicle, standard a step further. The LEV rating was required on all new cars sold in California starting in 2004.
Pronunciation: U - L - E - V
Examples: The 2007 Honda Odyssey minivan qualifies as a ULEV.