4th of July Shipping Update We’ll be closed for Independence Day. Orders placed after Thursday, July 3rd at 3 PM EST will begin shipping on Monday, July 7th..
Merchant Automotive: The largest Duramax parts supplier, manufacturer, and service center in the world
Welcome to Merchant Automotive. Founded in 2004, we pride ourselves on being the largest Duramax parts supplies in the world. Our team of trained Duramax and Allison transmission experts can help you to find whatever you need for your Duramax diesel truck.
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