Professional DEF, DPF, & Engine Aftertreatment Systems in Williston

When your diesel equipment faces power loss, plugged filters, and derates that halt production, you need precise diesel engine aftertreatment system solutions in Williston. Modern diesel engines depend on DEF, DPF, EGR, and SCR systems to stay compliant and efficient, but when these systems fail, performance drops fast.

Xtreme Pro Services keeps diesel emissions systems clean, balanced, and operating like new from the turbo to the tailpipe.

Our certified technicians use OEM-level diagnostics, in-house DPF testing, and Diesel Force® cleaning technology to restore performance without costly disassembly, diagnosing root causes rather than just clearing codes.

Contact us today to schedule DEF, DPF, & Engine Aftertreatment Systems service in Williston.

How Does DEF, DPF, & Engine Aftertreatment Systems Service Work in Williston?

Our comprehensive approach begins with DPF service and regeneration, including on-site forced and passive regenerations, complete DPF cleaning with flow testing and condition verification, plus differential pressure and exhaust temperature sensor testing. We utilize our advanced Diesel Force® cleaning system to perform full-system cleaning without removing the DPF filter, restoring efficiency from turbo to tailpipe while cleaning EGR valves, coolers, DOC, DPF, and SCR catalysts.



During service, clients can expect thorough DEF and SCR system repair including pump and dosing module replacement, line flushing, filter and nozzle cleaning, plus SCR efficiency testing and NOx sensor diagnosis. Xtreme Pro Services provides complete sensor and ECU calibration with code logging, live data analysis, and soot load assessment to ensure optimal performance.

Our process includes fuel and exhaust support systems maintenance, covering EGR valve and cooler replacement, turbo and exhaust leak inspection, and DEF quality testing with contamination removal to prevent future issues.

Schedule your service today for professional DEF, DPF, & Engine Aftertreatment Systems maintenance in Williston.

What Makes Us Different

Aftertreatment issues trigger more than warning lights—they cost performance, efficiency, and uptime, potentially forcing engines into limp mode or complete shutdown.

• How do we ensure quality? Our Diesel Force® cleaning technology dissolves soot, carbon, and DEF crystallization internally while reducing backpressure and improving regeneration cycles
• What experience do we bring? Our certified emissions and diesel technicians use OEM and Jaltest diagnostic software for precise troubleshooting
• Why choose local? Williston's demanding industrial environment requires technicians who understand North Dakota's harsh operating conditions and equipment demands
• What's our approach? We provide both on-site and shop-based regeneration service with factory data logging and before-and-after flow readings
• How do we protect your investment? Our preventive maintenance using Diesel Force® cleaning saves time, labor, and money by avoiding component removal

We support diesel trucks, rail movers, construction equipment, material handling machinery, and agricultural power units across industries. Call us today to schedule DEF, DPF, & Engine Aftertreatment Systems service in Williston.