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Extreme Car Audio is the leader for your Mobile Electronics needs just south of Boston in Weymouth, MA.

We have one of the largest showrooms in the region allowing you to see and touch all the latest technologies in mobile electronics. 

We are conveniently located on Route 18 near the Weymouth and Abington line.

Locally owned and operated, Extreme Car Audio has been in business since 2004, and our expert sales staff and installation experts have more than 35 years of experience in the car audio business.

Below is a list of categories that we specialize in along with the brands we support.


Car Stereo Systems

Multi-Media Receivers

  • Kenwood
  • Pioneer
  • Sony
  • JVC


  • Kenwood
  • Pioneer


  • Audison
  • Focal
  • Gladen
  • Hertz
  • Audio Control
  • Mosconi
  • DD Audio


  • Focal
  • Hertz
  • Audison
  • Illusion Audio
  • DD Audio


  • Focal
  • Hertz
  • Audison
  • DD Audio
Vehicle Safety
  • Momento
  • Blackvue
  • Brandmotion
  • Brandmotion
  • Boyo
  • Brandmotion
  • Radenso

Remote Car Starters

Remote Start Solutions

  • Viper Electronics

Security Solutions

  • Viper Electronics
Car Audio Add-Ons
  • Rostra
  • PAC Audio
  • iSimple
  • Apple Carplay
  • Android Auto
  • Audiovox
  • Siriusxm

We also sell:

  • Custom rims
  • GPS Tracking



Our Store Hours

Monday through Friday: 8:00am – 6:00pm
Saturday: 8:00am – 3:00pm
Sunday: Closed

Viper DS4 Remote Starter

The DS4 offers the latest remote start technology from Viper. The system uses a plug and play solution that integrates into your vehicle with a limited amount of wires being cut. This also makes the system easy to install in a lease vehicle as it can be removed easily and moved to your next vehicle

Blue BMW M4 Convertible
Custom Car Stereo Installation

Audison Full Hi-Res Car Audio

A new era in sound

Full Selection of Focal Speaker's

Want to give your car the best sound possible? come in and give these speakers a listen and see for yourself.

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