Rockford Fosgate Passive Radiators

Rockford Fosgate has been defining car audio since 1980, building on founder Jim Fosgate's 1973 invention of the Punch EQ in his Arizona garage. Headquartered in Tempe, Arizona, they're known as the global leader in audio innovation, designing and engineering all products in-house. Their Punch EQ technology delivers up to +18 dB bass boost, and Jim Fosgate's audio expertise even earned him an Emmy Award for developing surround sound technology. Their philosophy: "Built by Fanatics, For Fanatics."