Emissions Lab MechanicORGANIZATION OVERVIEW         A love for cars, trucks and SUVs is the motivating force behind the Specialty Equipment Market Association (SEMA). This trade association consists of a diverse group of manufacturers, distributors, retailers, publishing companies, auto restorers, builders, restylers, car clubs, race teams and more. From performance products for street and race applications to accessories for late-model automobiles and light-duty trucks, SEMA-member companies contribute to the vitality and strength of a $42-billion-a-year retail industry.SEMA is a non-profit association which behaves like a business. Its mission is to help its individual and business