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    Fine Tuning the Acoustics of an American Muscle Car

    At Allegiance Automotive, we know that muscle cars are an international symbol of American automotive brilliance. From the Corvette to the Mustang to the GTO, these powerful, beautifully-designed vehicles are always the focus of attention. The acoustics produced by American muscle cars is one of the most highlighted features of this vehicle class. Many classic […]



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    Contact Allegiance Automotive

    Phone: 303-938-9454

    Email: AllegianceAutomotiveBoulder@gmail.com

    Address: 4939 Broadway Street #60
    Boulder, CO 80304

    Hours: M-F: 7:30 am – 5:00 pm
    Closed Saturday and Sunday

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