Harlow's Bus and Truck Sales

Information

2025 Cummins QSL (Tier 2)

• The QSL comes with a torque rise of up to 50% and 1150 lb-ft of peak torque Extra pulling power in the field

• Combination of 24 valves for better "breathing"

• Patented high-pressure common rail system with centered fuel injectors

• Holset wastegated turbocharger gives the QSL responsiveness power across the engine speed range

• QSL is completely rebuildable

• Integrated block design yelds high reliability

• Low maintenance filters and extended oil drain intervals mean less downtime.