The Cummins L9 already has a reputation across North America as a proven workhorse, boasting 35+ years of production with more than 5 million engines manufactured globally. The performance, readiness, and reliability of the Cummins L9 are the three factors that continue to make it the leading choice for first responders across North America.

Designed for fire service

• Fire pump governor interface
• Maintenance-free crankcase breather
• Optional higher capacity oil pans with longer oil drain intervals

Performance

• VGT Turbocharger – This patented design is a key element in delivering faster engine warm-up, enhanced braking horsepower, and an improved throttle response for the most challenging applications
• Wide range of HP Ratings – From 270 – 450 hp
• Peak torque over a wider RPM range

Reliability

• Delivers class-leading power and torque ratings, and the power-to-weight ratio to get the toughest jobs done
• Single module aftertreatment – This single pass-through design optimizes exhaust flow and maintain hotter, consistent temperatures across the unit
• Offers Cummins Connected Software to help you find, prevent and resolve issues faster