The Castrol DPF Cleaner is formulated to help restore diesel particulate filter performance by removing internal blockages without dismantling the system. It works by using a solvent-based formula that breaks down soot and carbon build-up within the filter, allowing you to clear obstructions without any specialist tools or equipment.Explore the key features that make this cleaner a practical and effective option for maintaining your DPF system:Solvent-Based Cleaning Formula: Uses a high-penetration solvent designed to break down carbon and soot build-up within the DPF, helping to restore flow and reduce restriction that may be affecting engine performance.Direct-to-Filter Application: Allows you to spray the product into the DPF housing via the temperature or pressure sensor port, avoiding the need to remove the filter or disassemble exhaust components, reducing labour time and tool use.Non-Metallic and Ash-Free Composition: Contains no metals or ash and leaves no residue behind, helping to maintain the long-term integrity of your emissions system and supporting trouble-free operation.Regeneration-Compatible Formula: Designed to complement a forced regeneration process after use, helping to ensure a complete burn-off of loosened contaminants and maximising cleaning effectiveness.No Specialist Tools Required: Enables you to carry out a thorough internal DPF clean using only basic hand tools to access the sensor ports, helping to keep maintenance straightforward and cost-effective.This cleaner helps you resolve DPF blockage issues without removing the filter or using diagnostic equipment. It's a smart addition to your maintenance routine when dealing with reduced engine performance or increased exhaust back pressure. Keeping one in your garage setup provides a practical option for periodic DPF care, especially if you regularly operate diesel vehicles in stop-start conditions.400ml Aerosol