About US

AMS has been in business since 1986. Since our humble beginnings we have prided ourselves on quality of products and outstanding service. We are commited to ensuring our customers are 100% satisfied and that is why we guarantee our instalation and products. Dont take our word for it check out the amazing reviews our customers have left us! 

WHAT PEOPLE SAY

“Been here multiple times, with different cars over the years. The owner is very nice, and does a great job installing our car alarms. I've sent so many friends here, because I know they won't be scammed, or be lied to. I rarely write reviews, but people need to know where they can go, and know they can trust the people inside”

— Maria Felecity

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AMERICAN STEREO MASTERS

533 W. Holt Blvd. Ontario, CA 91762

(909)983-6727

©2019 Epta Marketing for American Stereo Masters