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We know that when your business is on the line,
you need what's best, which means using high quality parts,
without the high end price.

Diamond Advantage is an all-makes diesel engine parts business for Class 2–5 vehicles. Primary engines for these parts include Ford Power Stroke® Diesel, GM Duramax and Dodge Ram Cummins®.


Diamond Advantage offers high-quality parts that are competitively priced and built on more than 100 years of Navistar® experience. That’s what sets Diamond Advantage apart — and keeps drivers ahead of the pack for the long haul.


All Diamond Advantage parts are backed by Navistar and provide long-lasting quality and dependability. In addition, Diamond Advantage offers a two-year, unlimited mileage warranty with labor coverage, so customers can enjoy peace of mind. 

High-Quality Parts, Backed by NAVISTAR

-  High-quality diesel engine parts for Class 2-5 trucks

-  One-stop shop for Ford Power Stroke®, GM Duramax® & Cummins Parts

-  All parts are built to meet or exceed OE specifications

-  Comprehensive two-year parts and labor unlimited mileage warranty

-  No-risk and hassle-free core return

-  Technical training and support available

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