Pro Autosound & Security

About Us
Pro Autosound & Security of Billings, MT will put the bump in your trunk. We offer Montana's largest selection of car stereos, amplifiers, speakers, subwoofers, and much more. Our experienced and knowledgeable staff is here to provide you with excellent service you can count on. Stop by today and check out our showroom!

Since 1986, we've been providing quality auto alarm and remote...

Pro Autosound & Security of Billings, MT provides professional audio and security system sales, service and installation.

Pro Autosound & Security   has provided professional car audio and security system sales and installation services to Billings and the surrounding communities since 1986. With 27 years of experience, our certified and knowledgeable staff is here to make your car audio sound fantastic , whether it’s one product or a complete system! Whether it’s a basic cd player, new speakers or a head turning...

Pro Autosound & Security has provided professional audio and security system sales, service and installation to Billings and the surrounding communities since 1986. With 27 years of experience, our certified and knowledgeable staff is here to make your audio sound fantastic, whether it’s one product or a complete system! Whether it’s power door locks, remote start, or confirmation that an alarm...

"One Stop Shop Since 1986". Best Most Advanced & Guaranteed. Courteous Knowledgeable Staff. Excellent Customer Service. Largest Selection In Montana. Most Experienced Installation Staff In MT. Our Name Says It All. We Carry All The Best Brands In Cutting Edge Technology