dealerships. Ray Brandt Nissan New Tuscarora Nissan Dealership and Used Car. Ray Brandt Nissan is a New Orleans Nissan dealership serving Harvey, Metairie, Slidell, Covington, LA. Used cars, service & parts, finance & lease offers. Ray Brandt INFINITI Dealership in New Orleans Our New Orleans, LA, INFINITI dealership sells and services INFINITI vehicles throughout southern Louisiana. Renick Visit Ray Brandt INFINITI of Metairie TODAY! Mazda Dealer, Used Cars, and Expert Service in Louisiana Ray Brandt Mazda is your New Orleans Mazda dealer in Harvey, Louisiana. Find Mazda vehicles, used cars, service, parts, and Mazda financing specials.