About Us

About Car Sound Security and Safety

At C3S - It's never "About Us" - it's always "About Customer First". Dedicated Team with Years of Expertise & Experience and Constant Learning to stay tuned to new Technologies.

Besides our friendly neighborhood customers from Fremont, Milpitas, Newark, Union City, Hayward, Castro Valley, San Leandro, San Lorenzo, Oakland, Alameda, We are fortunate to have our esteemed customers visiting and revisiting us from as far as San Francisco, Daly City, Redwood City, Cupertino, Mountain View, Sunnyvale, San Mateo, Santa Clara, San Jose, Gilroy, Salinas, Tracy, Livermore, Walnut Creek.Sincere Appreciation and Thanks to our clients for supporting our business.

At C3S we bring a level of focused expertise that results in total client satisfaction. We take personal pride in delivering the kind of quality results that keep clients coming back time and time again and referring their contacts.

We offer a wide variety of products and services

Our Hours

  • Monday: 9:30am6pm
  • Tuesday: 9:30am6pm
  • Wednesday: 9:30am6pm
  • Thursday: 9:30am6pm
  • Friday: 9:30am6pm
  • Saturday: 9:30am6pm
  • Sunday: Closed