Flowmaster Founder Passes Away

Flowmaster Founder Passes Away | THE SHOPRay Flugger, 79, founder of Flowmaster, passed away on Feb. 8 at his home in Santa Rosa, California.

Best known as the designer of the Flowmaster scavenging muffler, Flugger started the company in 1983 in Santa Rosa, continuing until 2011, when he sold the company to B&M Racing.

The Hushpower muffler, designed in the Flugger Engineering facility in Petaluma, California, led to the formation of Flowmaster and was said to increase engine horsepower, torque and mileage, all while allowing race cars to meet sound requirements at certain race tracks.

Flowmaster was inducted into the Hot Rod Speed Parts Hall of Fame in 2007.

A celebration of his life will be held in April in Sonoma County.

Friends and family members are encouraged to share memories, stories and condolences at

Learn more about Flugger’s storied career here.

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