DPF/DOC Maintenance Service – Cummins (ISX15)/ Older Paccar (Modular System)

DPF & DOC Maintenance Service for Cummins ISX15 & PACCAR Engines (2016 & Older Aftertreatment Service) Keep Your Aftertreatment System Running Efficiently Restore your truck’s performance with our professional DPF & DOC Maintenance Service, designed specifically for Cummins ISX15 and older PACCAR engines (model year 2016 and older). This preventative maintenance service helps reduce downtime, improve fuel efficiency, and extend the life of your DPF (Diesel Particulate Filter) and DOC (Diesel Oxidation Catalyst)—keeping your truck reliable and out of costly derates. Trucks We Service Trucks equipped with Cummins ISX15 engines Trucks equipped with PACCAR engines (MX series) Model year 2016 and older What’s Included (Full Service Process) 1. Diagnostic & Pre-Inspection Connect OEM-level diagnostic software Generate pre-service diagnostic report 2. System Disassembly Remove steps/fairings as needed Remove the complete emissions system assembly from the truck Remove DPF and DOC from the housing 3. DPF Service Professional DPF testing Full DPF cleaning service 4. Reinstallation with New Components Install DPF and DOC with new clamps and gaskets Reinstall the complete emissions system assembly onto the truck frame 5. System Reset & Regeneration Clear fault codes Reset DPF ash accumulator Perform forced DPF regeneration 6. Final Inspection Inspect for exhaust leaks Reinstall steps/fairings 7. Documentation Provided Pre-service diagnostic report Post-service diagnostic report DPF cleaning record Benefits of DPF & DOC Maintenance Restore proper airflow and regeneration performance Reduce frequent regens and downtime Improve fuel efficiency and engine performance Prevent premature DPF and DOC failure Maintain EPA & CARB emissions compliance Turnaround Time ⏱ Estimated: 2 Business Days Important Service Notes This is a preventative maintenance service only (not advanced diagnostics or repair) If pre-existing faults or system issues are identified, additional repairs may be required (performed separately) DPF Condition Policy: If the DPF is damaged or severely restricted: 👉 Cleaning cost will be credited toward replacement (new or reman DPF will be quoted) 💡 While this is not a full diagnostic service, our team will provide experience-based insights and recommendations when applicable. Learn More About Your System Explore our educational content to better understand your truck and aftertreatment system: 👉 https://dpfdiscounter.com/pages/how-to-videos Warranty Information 👉 https://dpfdiscounter.com/pages/warranty-policy Why Choose DPF Discounter Specialists in diesel aftertreatment systems (DPF, DOC, SCR) Extensive experience with Cummins ISX15 and PACCAR emissions systems Full-service capability including complete emissions system removal and reinstallation Transparent process with before & after documentation Focused on uptime, reliability, and long-term performance Book Your DPF & DOC Maintenance Service Today Stay ahead of costly repairs and keep your truck running efficiently with our professional DPF and DOC maintenance service.