View 14 Photos View 1 Video 2013 Cummins ISX15 Engine, CPL# 3939 OFF A PETERBILT, 525HP $17,500 USD (GOOD USED TEST RUN INTERNALLY INSPECTED) 2013 Cummins ISX15 Diesel Engine For Sale, 525HP, CPL# 3939, CM2350 X101, Pulled out of a 2013 Peterbilt 579, 525HP @ 2000RPM, 1850LBS @ 1200RPM,... Warranty ConditionUsedCPL/ARR3939Assembly NumberCM2350 X101Horse Power525 HPPart Number3939Stock Number8883 MLS Number13577449CategoryEngines Last Updated4/24/2026 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info