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Cummins by Mopar DEF module components are small, but necessary for proper engine operation. These direct-fit replacements are manufactured from durable quality materials, just like the originals. They're available in models for a variety of diesel applications. Choosing genuine Cummins by Mopar parts delivers the confidence that you have the right part, with the right fit, and the right performance to restore and/or repair your Dodge or Ram truck.
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$95.99
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$379.99
Dorman diesel emission fluid system components help keep your DEF system operating properly. Available for most applications, Dorman offers most major components in the system, including modules, level sensors, caps, heaters, feed lines, and tanks. So if your DEF system is in need of repair, look no further than Dorman.
Not Yet Reviewed
$84.99
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