5 Best Dpf Filter Cleaning Machine for Professional Results

If your diesel vehicle is losing power, going through frequent regen cycles, or showing a check engine light, a clogged DPF may be the culprit. Cleaning it can restore performance without the high cost of replacement.

We’ve reviewed five DPF filter cleaning machines, from heavy‑duty shop units to no‑removal spray kits, so you can choose the right tool for your budget and workload.

EQCOTWEA Vehicle After‑Treatment Cleaning Machine 80L

The EQCOTWEA is a professional‑grade 220V cleaning machine designed for deep exhaust system maintenance. Its 80L water tank minimises refill stops, and the dual filtration system keeps cleaning fluid circulating cleanly. The 3000W heater raises the water temperature quickly to help dissolve stubborn deposits like urea crystals and carbon soot, while the airburst function uses compressed air to dislodge embedded particles from pipes and filters.

You can set the cleaning timer and temperature to shut off automatically once the job is done. This makes it suitable for busy auto repair shops where consistency and safety matter. The machine works on DPFs, catalytic converters, and other after‑treatment components, offering a versatile solution for heavy‑duty cleaning tasks.

View all product features

• Multi‑scene Exhaust System Deep Cleaning: This 220V vehicle after-treatment cleaning machine removes urea crystals, carbon soot, ash deposits and clogs from DPF, three-way catalytic converter, muffler, urea tank, intercooler and water tank, restoring optimal performance and eliminating system faults
• Intelligent Temperature & Timing Control: Adjustable temperature (factory preset 40°C) with auto shut-off; customizable cleaning timer with automatic stop, ensuring safe, accurate and labor-saving operation for professional automotive repair and maintenance
• Powerful Airburst & 3000W High‑Power Heating: High-power heating boosts temperature fast for better dissolving; airburst cleaning blasts away stubborn pipe residues and blockages, delivering far better cleaning results than standard flushing for exhaust after-treatment parts
• 80L Large Water Tank & Dual Filtration: Extra-large 80L capacity reduces frequent refills; built-in inlet and outlet dual filters purify water precisely, protecting the pump and machine while extending the service life of your automotive exhaust components
• Dual Circulation Modes & Universal Connector — Internal circulation for heating & soaking cleaning; external circulation for fast waste liquid rinsing. 50–180mm expandable airbag connector fits most models, enabling easy installation and versatile repair use

---

MotorPower Care DPF Foam Cleaner Spray

The MotorPower Care DPF Foam Cleaner is a spray‑on product you apply directly through the O2 or temperature sensor port. This German‑engineered foam penetrates into the filter and dissolves heavy soot and carbon buildup without removing the DPF. After spraying, you wait 20‑25 minutes, reinstall the sensor, and drive—no special machine required.

It works on diesel, gas, and hybrid vehicles, making it a flexible option for lighter maintenance. The foam helps restore engine power and fuel economy by reducing the frequency of regeneration cycles. While it may not handle fully blocked filters, it is a practical, low‑cost solution for regular cleaning and preventive maintenance.

View all product features

• PROFESSIONAL-GRADE DPF & CATALYTIC CONVERTER FOAM CLEANER — Trusted by thousands of diesel specialists. This German-engineered spray foam dissolves heavy soot and carbon buildup inside your DPF or catalytic converter without any disassembly.
• NO REMOVAL REQUIRED — Clean through the O2 sensor or temperature sensor port using the included long-reach nozzle. Spray, soak 20-25 minutes, reinstall sensor, and drive. Saves $500-$2,000 vs. professional DPF cleaning services.
• WORKS ON DIESEL, GAS & HYBRID VEHICLES — Unlike fuel additives that only work on mild buildup, this direct-spray foam penetrates and dissolves even severely clogged filters. Use on DPF filters, catalytic converters, and EGR valves.
• RESTORE FULL ENGINE POWER & FUEL ECONOMY — A clogged DPF triggers constant regen cycles, kills fuel economy, and robs horsepower. Our foam cleaner restores flow, reduces regen frequency, and brings back the performance you're missing.
• Use regularlPAIRS WITH DPF PURGE ADDITIVE (SKU 808) — After foam cleaning, maintain results by adding our DPF Purge fuel additive every 3,000 miles. This preventive maintenance combo keeps your DPF clean and avoids the $3,000-$8,000 DPF replacement cost.y MotorPower Care DPF Foam Cleaning to maintain a proper operating emission system.

---

MotorPower Care DPF Filter Purge Additive 2-Pack

MotorPower Care DPF Filter Purge Additive is a fuel‑based additive you pour directly into your diesel tank. Over time, it helps break down carbon and soot inside the DPF, reducing the frequency of forced regeneration cycles. This keeps the filter cleaner and can improve fuel economy without any special equipment.

Each bottle is 16.9 fl oz, and the two‑pack provides enough for multiple treatments. This additive is best used as a preventive measure—you add it periodically to maintain DPF cleanliness. It works on all diesel engines and is a simple way to extend filter life, but it is not a solution for already clogged filters.

View all product features

• Keep DPF clean
• Diesel additive
• Maintaining a clean DPF improves fuel economy
• Keep DPF clean from Carbon & Soot

---

HayWHNKN Ultrasonic DPF Cleaning Machine 88L

The HayWHNKN Ultrasonic Cleaner uses 28kHz sound waves to dislodge oil, soot, and debris from DPF surfaces without manual scrubbing. Its 88L tank handles larger filters, and the integrated filtering system circulates and re‑uses cleaning fluid, reducing waste. The high‑performance transducers support long operation with low noise.

This machine combines ultrasonic cleaning with circular filtration for a thorough, hands‑off process. It works on DPF, DOC, and SCR components, making it suitable for shops that want a deep clean without harsh chemicals. The 220V single‑phase power requires proper electrical setup, but the results can be impressive on heavily soiled filters.

View all product features

• Efficient cleaning: Adopting the 28KHz ultrasonic generator and the 88L cleaning tank to remove oil instead of manual cleaning, achieving effective cleaning without dead corners while protecting the workpieces from damage.
• Effective filtering: Additionally equipped with a filtering system, allowing the cleaning fluid to be circularly filtered, saving time and labor and reducing the replacement frequency of the cleaning fluid.
• Intelligent control: Adopting the high-performance transducers, supporting long-term operation, reducing the power consumption and operating noise, and improving the compatibility and reliability.
• Wide application: Integrating ultrasonic cleaning and circular filtering, capable of thoroughly cleaning various engine cylinders, DPFs and other workpieces, and suitable for different industrial and auto repair scenarios.

---

LGXEnzhuo Vehicle After‑Treatment Cleaning Machine 80L

The LGXEnzhuo 80L Cleaning Machine offers pulsed airburst and circulation cleaning for DPF, DOC, SCR, and intercooler maintenance. You can adjust the temperature (factory set at 40°C) and cleaning timer, and the unit shuts off automatically when the set values are reached. The air burst feature pushes compressed air through pipes to remove blockages.

A practical air bag connector expands from 50mm to 180mm, ensuring a universal fit on various exhaust systems. This machine is designed for auto repair shops and fleet service, providing a robust solution for routine after‑treatment cleaning. Its 3000W heating element accelerates fluid warming, helping you clean more filters per day.

View all product features

• Temperature Adjustability: Factory-set at 40°C, adjustable as needed. The unit automatically shuts off when the preset temperature is reached
• Cleaning Timing: The cleaning time can be set as required, and the machine stops automatically when the countdown ends
• Pulsed Airburst Cleaning: The air impact is conducted to remove impurities in the pipes, effectively removing blockages
• Air Bag Connector: Universal connection for easy installation and removal. Robust and expandable from 50mm to 180mm
• Dual Filters: Built-in inlet and outlet water filters for precise filtration

---

Buyer’s Guide: What to Consider

Choosing a DPF cleaning machine involves tank size, cleaning method, and heat control. This guide breaks down key factors so you can pick the right machine for your shop or vehicle.

• Tank Capacity: Larger refill capacity reduces downtime. E.g., 80L vs 88L tanks handle multiple jobs without frequent refills.
• Cleaning Methods: Combined cleaning (pulsed airburst, heat, circulation) removes stubborn soot and urea crystals better than a single method.
• Temperature Control: Adjustable, auto‑shutoff heating (e.g., 40°C preset) dissolves deposits safely without damaging the filter.
• Heating Power: High wattage (e.g., 3000W) heats cleaning fluid quickly, reducing wait time and improving efficiency.
• Filtration System: Integrated filters circulate and re‑use cleaning fluid, saving money and reducing waste over time.

Conclusion

Whether you run a busy repair shop or maintain a single diesel vehicle, the right DPF cleaning machine can save you time and money by restoring filter performance without removal. Machines with large tanks and multi‑stage cleaning offer the best value for frequent use.

For a professional, all‑in‑one solution, consider the EQCOTWEA 80L with heating and airburst. If you prefer a no‑removal approach, the MotorPower Care foam cleaner is a excellent alternative for lighter maintenance. Choose based on your shop volume and cleaning needs.