Liquid Force in 1967 VW Kleinbuss From Finland
Attached PDF contains entire article. Sorry, article available in Finish only, but hey, photos don't need to be translated.
About Rockford Fosgate
Setting the standard for excellence in the audio industry, Rockford Corporation markets high-performance audio systems under the brand Rockford Fosgate® for the mobile, motorsport, and marine audio aftermarket and OEM market. Headquartered in Tempe, Ariz., Rockford Corporation is a wholly owned subsidiary of Patrick Industries, Inc. (NASDAQ: PATK).