It is our pleasure to welcome your inquiries, comments and/or other general questions. We are based in Royal Oak, Michigan and our business hours are from 9am to 5pm (EST), Monday through Friday. Please contact us by completing the online form below.
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"We found HappyFuel® to be the best fuel stabilizer for storing our vehicles."
Jim C.
Owner - Motor City Grind
"I often store my vehicles for months between use, I trust HappyFuel® to keep my collection ready to be driven anytime."
Paul C.
Prominent Classic Car Collector
Designed in California, Manufactured in Detroit.