• Rockford Fosgate teams up with select auto manufacturers to bring a higher level of performance than anything you've heard (or felt) before in a factory or dealer installed audio system. As an industry leader in the design and manufacture of the high-end aftermarket audio products for over 25 years, we know how to build a system correctly from scratch. Rockford Fosgate will be there to provide everything a fanatic should expect from a high performance car audio system bearing our name.