Buy with Confidence. Sound Auto Wholesalers is one of very few used car dealers accredited by the Better Business Bureau. Every vehicle is SOUND AUTO CERTIFIED and SOUND VALUE PRICED. We price every car to be among the lowest within 250 miles based on mileage and condition. Every vehicle is thoroughly serviced and safety checked by our ASE Certified technicians. New oil and filter. Tires and brakes with at least 70% of useful life remaining or new. Free CARFAX vehicle history report with no major accidents or title defects. Complete detailing inside and out prior to delivery..