DPF Parts Direct Blog
New product features, latest in technology, solutions and updates.

Weld Bungs
The DPF (Diesel Particulate Filter) and DOC (Diesel Oxidation Catalyst) are some of the most expensive parts of your emissions system, so when one of your sensors gets stuck in its housing or breaks off, replacing the entire unit is a big expense.

All About the DOC
With all the focus on DPFs, the DOC is often forgotten as a part of your aftertreatment system. The DOC is the first line of defense against harmful chemicals in diesel engine exhaust, and it should be cared for and maintained just like the rest of your truck's emissions system.
EGT Sensors
The Exhaust Gas Temperature (EGT) sensor is one of the most important gauges on a modern diesel engine. Learn all about in this article.
Nox Sensor
When a nitrogen oxide sensor fails on a truck with a diesel engine, bad things start to happen. The motor may begin to run rough and fuel consumption can drastically increase. Next, the motor may go into derate, or “limp mode,” and finally...
What You Need to Know About Aftertreatment Maintenance
Fleets of commercial trucks and owner-operators have been struggling to maintain and repair aftertreatment systems for over 15-years. It has been a source of frustration and a financial burden...
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