Cars that are fitted with a Diesel Particulate Filter and regularly do urban driving, will over time suffer from an increasingly blocked filter. As part of a service we recommend a DPF cleaner. Formulated for preventative maintenance and to solve DPF issues, the service kit allows a rapid and complete clean of the filter. Key Benefits Helps improve fuel economy Improves engine performance and response Restores lost power Reduces exhaust emissions Aids passive regeneration of the Diesel Particulate Filter Used as preventative or problem solving treatment