Quantum Auto Sales Inc. has been serving Orange County for over 12 years. We have gained the trust and respect in the community. With over 250 of the best pre-owned inventory in town you will find what you need and our friendly sales agents will make sure of that. We offer special financing to our credit challenged customers and great APRs to customers with a good credit history. First time buyers are welcome. Visit our original location off of South Harbor Blvd. in the City of Santa Ana, or come on in and visit our NEWEST location just a mile north in the City of Garden Grove. Come on in, choose a car and drive away. We make it that simple!