Liqui Moly Diesel Particulate Filter DPF Protector

Can a DPF be used in a Liqui Moly?

After reinstallation of the particulate filter insert, the service operation or the workshop must initiate a regeneration as per the manufacturer specifications. Important: Must not be used in the LIQUI MOLY DPF Pressurized Tank Spray Gun (part no. 7946). via our contact form.

How does Liqui Moly diesel particulate filter anti-clog work?

Liqui-Moly Diesel Particulate Filter Anti-Clog fuel additive is designed to chemically react with carbon and soot build up in your vehicles DPF, lowering the required temperature necessary to “burn off” contaminants and restore DPF operation.

When to use Pro-line diesel particulate filter cleaner?

For flushing passenger car diesel particulate filters (DPF/FAP) after cleaning with Pro-Line Diesel Particulate Filter Cleaner when installed. Flushes the soot softened by the cleaner and distributes this in the diesel particulate filter so that it can be burned off with normal regeneration. The cleaner is neutralized by the Purge.

What kind of cleaning fluid does Liqui Moly use?

Liquid Moly’s DPF Cleaner fluid must be used in conjunction with DPF Cleaning Fluid (LM 5169), Spray Wand and attachments (LM 7945) and Pressurized Spray Gun (LM 7946). The readers of the german magazines "Auto Motor und Sport", "Auto Bild", "Auto Zeitung" and "Motorsport Aktuell" agreed there is no better oil than LIQUI MOLY.


This is the Liqui Moly DPF Protector, a different type of cleaner developed after much research and experimentation. This cleaner is different from other Liqui Moly products because it doesn’t just clean, it also prevents further damage. What’s more, it is produced in Germany and features various diesel additives that help repair all parts of your engine. 

The Liqui Moly particle filter can be used in both commercial and passenger DPF filter cleaning with ease and is beneficial for Duramax and Cummins diesel. Overall, the Liqui Moly protector is a user-friendly unit that caters to all your filter cleaning needs. 


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