Welcome To Merchant Automotive—The Duramax Diesel Engine & Allison Transmission Performance Specialists You Can Count On!

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Shop by Engine for Your Duramax Diesel Engine at Merchant Automotive

Need parts for your Duramax diesel engine? Merchant Auto can help! Whether you have a LLY engine or a Chevy truck with a LB7 diesel engine, we're here to help. Our Merchant Automotive team is made up of Duramax Diesel experts that can advise you every step of the way.