Our Story

For nearly 13 years Mobile FX has strived to be the best at what we do. Since we opened the doors in 2002 we have built a very loyal and appreciative customer base that has allowed us to grow substantially.


Mobile FX has over 40 years of combined experience and can satisfy almost every need when it comes to invehicle entertainment. We offer award winning car audio and video products, and maintain the highest standard of professional installation. Mobile FX is a locally owned store that wants and appreciates your business.

Among the many products we carry are JL Audio, Memphis Car Audio, Hertz and Audison, JVC Arsenal, Kenwood, and Clarion. We also offer remote starters, heated seats, LED lightbars, OEM iPod integration, window tint, cruise control, performance parts, Dynamat, and home theater. Remote Starters offer convenience and warmth during the cold South Dakota winters. Start your vehicle from virtually anywhere!

Aftermarket CD and DVD players offer iPod control, Bluetooth, Navigation, Satellite Radio, and HD Radio. Want better sound? Be sure to check out our award winning speakers and amplifiers. Memphis Car Audio has been voted number one in Car Audio for 12 straight years.

Thank you for making us your choice for Mobile Electronics in Rapid City. We wish to thank Military customers for their service and extend Military discounts.

Stop in and see what we can do for you and for your vehicle today!


The Mobile FX Team