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Turn off that "check engine" light and restore proper drivability with Dorman diesel exhaust fluid heaters. If your diesel vehicle is confined to a limited speed, or in power reduction mode, a common culprit may be a failed original DEF heater. These units are quality-tested to ensure a trouble-free installation, performance, and durability, helping your vehicle run smoothly. Dorman diesel exhaust fluid heaters include all necessary gaskets and O-rings for installation. They're available for a variety of car and truck applications.
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$273.99
$199.50
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$212.99
An exhaust particulate sensor or PMS (particulate matter sensor) directly monitors the amount of particulate matter, or soot, in the exhaust, detecting excessive PM emissions. Standard Motor diesel exhaust particulate sensors are direct-fit OE replacements, ensuring the proper fit, form, and function for ease of installation. Manufactured from high-quality materials, Standard Motor sensors are able to withstand extreme conditions. Select the sensor designed for your vehicle.
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$145.99
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$337.99
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.
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$11.99
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$253.50
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ACDelco diesel emission fluid system components help your DEF system to continue operating properly. Available for most applications, ACDelco offers most major components in the system, including modules, level sensors, caps, heaters, feed lines, and tanks. Order the replacement parts recommended for your application.
Not Yet Reviewed
$43.99
$21.50
United Pacific diesel emission fluid cap covers are manufactured from plastic and have a chrome finish. If you want to add a "veneer" upgrade to the original cap while flashing a little shine, these are the perfect choice. They have embossed D-E-F letters for cap identification. Order the model designed to fit on your vehicle application.
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$7.99
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