At FIXRA, we are helping drivers maintain cleaner, more efficient diesel engines at a lower cost. For a limited time, you can get 10% off all DPF cleaners when you use the code DPF10 at checkout.

Below, we explain what a DPF is, why it matters, how to use DPF cleaners correctly, and answer common questions to help you get the best results.

What is a DPF and why is it important?

A Diesel Particulate Filter (DPF) is fitted to modern diesel vehicles to reduce harmful emissions by trapping soot and fine particles from the exhaust system.

Over time, the filter can become clogged, especially if you regularly drive short distances. When this happens, you may experience:

• Reduced engine performance
• Increased fuel consumption
• Warning lights on the dashboard
• Limp mode activation
• Expensive repair or forced regeneration costs

Using a DPF cleaner helps reduce soot build-up and supports the regeneration process, helping to keep your vehicle running efficiently.

Featured DPF Cleaners (10% off with code DPF10)

We stock trusted products designed to help maintain and restore DPF performance:

Redex DPF Cleaner 250ml

A popular fuel additive designed to reduce soot build-up and support cleaner combustion during everyday driving.

Simply Professional DPF Cleaner 500ml

A high-strength cleaning solution that helps improve engine efficiency and supports long-term DPF maintenance.

Wynn’s DPF & GPF On Car Cleaner 500ml

A professional-grade on-vehicle treatment designed to clean the DPF system without dismantling components.

Remember to use code DPF10 at checkout to save 10% on all products.

How to use a DPF cleaner

Follow these simple steps for best results:

1. Check fuel level

Most products work best when added to a low or mid-level fuel tank.

2. Add the cleaner

Pour the recommended amount directly into your diesel fuel tank before refuelling.

3. Drive to support regeneration

Drive for 20 - 30 minutes at consistent speeds, ideally above 40mph or on a motorway. This helps raise exhaust temperatures and allows the DPF to regenerate.

4. Repeat if necessary

For heavily clogged systems, a second treatment may be required.

Why use a DPF cleaner?

Regular use of a DPF cleaner can help:

• Extend the lifespan of your DPF system
• Reduce costly garage cleaning or replacement
• Improve fuel efficiency
• Maintain engine performance
• Lower emissions and help pass MOT tests

It is a simple and cost-effective way to maintain diesel engine health.

Frequently Asked Questions

How often should I use a DPF cleaner?

Every 3,000–6,000 miles is common, depending on driving style. Short-trip drivers may need more frequent use.

Will a DPF cleaner fix a completely blocked filter?

No. Severe blockages may require professional cleaning or forced regeneration. DPF cleaners work best as prevention or early intervention.

Can I use it with a full tank?

Yes, but adding it before refuelling ensures better mixing throughout the fuel system.

Do I need motorway driving after use?

Yes, sustained higher-speed driving helps the DPF reach regeneration temperature.

Are these products safe for all diesel vehicles?

They are suitable for most modern diesel engines, but always check manufacturer instructions first.

Save 10% today

For a limited time, FIXRA customers can save 10% on all DPF cleaners.

Use code DPF10 at checkout.

Keep your engine running cleaner, reduce running costs, and protect your DPF system with trusted products from FIXRA.