Liqui Moly Pro-Line DPF Purge 300ml (5171) Diesel Particulate Filter Cleaner | Online Auto Spare Parts Kenya

Liqui Moly Pro-Line DPF Purge is a high-performance, professional-grade diesel fuel additive specifically engineered to clean and regenerate Diesel Particulate Filters (DPF) during normal vehicle operation. Designed for workshop and fleet use, this advanced formulation provides an effective, non-invasive solution to one of the most common challenges faced by modern diesel enginesDPF clogging caused by soot accumulation.

Diesel particulate filters are critical emission-control components that trap soot particles produced during combustion. Over time, especially in vehicles used for short trips, city driving, or heavy traffic, soot accumulates faster than it can be burned off during regeneration cycles. This leads to increased exhaust backpressure, reduced engine performance, higher fuel consumption, warning lights, and in severe cases, limp mode or costly DPF replacement. Liqui Moly Pro-Line DPF Purge addresses this issue by actively lowering the combustion temperature of soot, enabling efficient regeneration under normal driving conditions.

1. Product Overview

Purpose

Liqui Moly Pro-Line DPF Purge is designed to:

• Remove soot deposits from diesel particulate filters

• Support and restore proper DPF regeneration

• Reduce exhaust backpressure

• Improve engine performance and efficiency

• Extend the service life of the DPF

Unlike spray-based DPF cleaners that are applied directly into the exhaust system, this product is added directly to the diesel fuel, allowing it to work continuously as the engine runs.

Professional Pro-Line Series

As part of Liqui Molys Pro-Line range, DPF Purge is intended primarily for professional workshops, service centers, and fleet maintenance operations. It is optimized for use with diagnostic procedures and controlled driving cycles to achieve maximum effectiveness.

2. Key Features

a. Active Soot Reduction

Liqui Moly Pro-Line DPF Purge contains catalytic active substances that reduce the ignition temperature of soot trapped inside the DPF. This allows soot to burn off at lower exhaust temperatures than normally required.

b. No Dismantling Required

The product cleans the DPF without removing or disassembling any exhaust components, saving time, labor, and cost.

c. Continuous Cleaning Action

Once added to the fuel, the additive works during combustion, ensuring that cleaning occurs throughout the entire exhaust system during normal vehicle operation.

d. Compatible with Modern Diesel Systems

The formulation is safe for:

• Common rail diesel engines

• Turbocharged diesel engines

• Diesel oxidation catalysts

• Exhaust gas recirculation (EGR) systems

When used correctly, it does not harm fuel system components or exhaust sensors.

e. Workshop-Optimized Performance

Pro-Line DPF Purge is particularly effective when combined with controlled test drives or guided regeneration procedures, making it ideal for professional servicing environments.

3. Benefits

Restores DPF Functionality

By facilitating complete soot combustion, the product helps restore proper airflow through the particulate filter, allowing the DPF to function as intended.

Improves Engine Performance

Reduced exhaust backpressure allows the engine to breathe more freely, improving throttle response, power delivery, and overall drivability.

Reduces Fuel Consumption

A clogged DPF forces the engine to work harder. Cleaning the filter helps restore fuel efficiency by reducing load on the engine.

Prevents Warning Lights and Limp Mode

DPF-related dashboard warnings are often triggered by excessive soot buildup. Regular use helps prevent these alerts and avoids emergency engine protection modes.

Extends DPF Service Life

By minimizing soot accumulation, Liqui Moly Pro-Line DPF Purge reduces thermal stress and premature aging of the particulate filter, delaying the need for replacement.

4. Typical Applications

Liqui Moly Pro-Line DPF Purge is suitable for:

Passenger Diesel Vehicles

• Cars used primarily in urban traffic

• Vehicles driven on short trips

• Stop-and-go driving conditions

Commercial and Fleet Vehicles

• Delivery vans

• Taxis

• Utility vehicles

• Company fleets with high idle times

Workshop Preventive Maintenance

• DPF servicing before warning lights appear

• Post-repair exhaust system optimization

• Maintenance prior to emissions testing

5. How It Works Technical Insight

The DPF Regeneration Challenge

DPFs rely on periodic regeneration to burn off trapped soot. There are two main types:

• Passive regeneration, which occurs at high exhaust temperatures during highway driving

• Active regeneration, which is controlled by the engine management system

In vehicles that rarely reach sufficient exhaust temperatures, regeneration is incomplete, leading to soot accumulation.

Liqui Moly Pro-Line DPF Purge Mechanism

The additive modifies the combustion process so that soot particles ignite at a significantly lower temperature. This enables regeneration even during moderate driving conditions, such as:

• Suburban driving

• Light highway use

• Controlled workshop test drives

As a result, soot is converted into fine ash and expelled through the exhaust system.

6. Application Method

Preparation

1. Ensure the vehicle is diesel-powered and equipped with a DPF.

2. Check for mechanical faults that may cause excessive soot production.

Application

1. Add the specified amount of Liqui Moly Pro-Line DPF Purge directly into the diesel fuel tank.

2. Fill the tank with diesel fuel.

Post-Application

1. Drive the vehicle under steady load conditions.

2. Maintain appropriate engine speed for a sustained period to support regeneration.

3. Monitor DPF parameters using diagnostic equipment if available.

Always follow the dosing and usage instructions provided by the manufacturer.

7. Technical Characteristics

Typical properties include:

• Form: Liquid fuel additive

• Color: Light brown to amber

• Application: Added to diesel fuel

• Function: Soot combustion catalyst

• Compatibility: Diesel engines with DPF

• Residue: No harmful deposits

These characteristics ensure safe, effective operation within modern diesel emission systems.

8. Safety and Handling

Storage

• Store in original container

• Keep in a cool, dry place

• Protect from excessive heat and sunlight

Safety Precautions

• Avoid skin and eye contact

• Use protective gloves during handling

• Keep out of reach of children

• Dispose of empty containers responsibly

9. Maintenance Strategy

For best results:

• Use as part of scheduled DPF maintenance

• Combine with proper driving conditions

• Ensure engine oil meets low-ash specifications

• Address underlying issues such as faulty injectors or EGR systems

Regular preventive use helps maintain optimal emission system performance.

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