View 10 Photos View 0 Videos 2015 Cummins ISX15 Engine for a Peterbilt 579 $9,155 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 3937 Serial#: 79735486 Horsepower: 450 DOES NOT INCLUDE TURBO ConditionUsedAssembly Number3937Fits To Make(s)PeterbiltFits To Model(s)579Stock Number25479748 MLS Number12267359CategoryEngines Last Updated4/19/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos 2009 Cummins ISX Engine for a Peterbilt 387 $10,885 USD (USED) Cummins ISX Warranty: 180 Day Parts Only Assembly#: D103006BB19 Serial#: 79379135 Horsepower: 435 ConditionUsedAssembly NumberD103006BB19Fits To Make(s)PeterbiltFits To Model(s)387Stock Number25760597 MLS Number13430055CategoryEngines Last Updated4/15/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2017 Cummins ISX15 Engine for a International Prostar $6,500 USD (USED) Cummins ISX15 Warranty: As-Is No Warranty Assembly#: 4586 Serial#: 79938798 Horsepower: 450 CYLINDERS ARE STARTING TO WASH, BEARINGS ARE SHOWING SOME WEAR, TURBO IS STARTING TO LEAK,... ConditionUsedAssembly Number4586Fits To Make(s)InternationalFits To Model(s)PROSTARStock Number25766798 MLS Number13618024CategoryEngines Last Updated4/8/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2014 Cummins ISX15 Engine for a Kenworth T680 $6,500 USD (USED) Cummins ISX15 Warranty: As-Is No Warranty Assembly#: 3937 Serial#: 79667870 Horsepower: 400 RUNNING, INSPECTED ENGINE, SOLD AS IS DUE TO HIGHER MILEAGE ConditionUsedAssembly Number3937Fits To Make(s)KenworthFits To Model(s)T680Stock Number25644677 MLS Number12857702CategoryEngines Last Updated4/8/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2015 Cummins ISX15 Engine for a Peterbilt 579 $9,155 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 3937 Serial#: 79735233 Horsepower: 450 CUMMINS ISX15, 450HP ConditionUsedAssembly Number3937Fits To Make(s)PeterbiltFits To Model(s)579Stock Number25322728 MLS Number11688987CategoryEngines Last Updated3/14/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2017 Cummins ISX15 Engine for a International Prostar $12,205 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 4586 Serial#: 79897133 Horsepower: 451 ConditionUsedAssembly Number4586Fits To Make(s)InternationalFits To Model(s)PROSTARStock Number25574193 MLS Number12578808CategoryEngines Last Updated2/14/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1999 Cummins ISX Engine for a Kenworth W900L Recently Updated $16,525 USD (USED) Cummins ISX Warranty: 180 Day Parts Only Assembly#: 2442 Serial#: 14000887 Horsepower: 565 SIGNATURE 565 ConditionUsedAssembly Number2442Fits To Make(s)KenworthFits To Model(s)W900LStock Number25931907 MLS Number14142026CategoryEngines Last Updated4/25/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 Cummins ISX15 Engine for a Kenworth T680 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: DCEXH0912XAT Serial#: 79701464 Horsepower: 400 ConditionUsedAssembly NumberDCEXH0912XATFits To Make(s)KenworthFits To Model(s)T680Stock Number25880797 MLS Number13884647CategoryEngines Last Updated4/18/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Cummins ISX15 Engine for a International Prostar $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: ECEXH0912XAT Serial#: 79723823 Horsepower: 400 ConditionUsedAssembly NumberECEXH0912XATFits To Make(s)InternationalFits To Model(s)PROSTARStock Number25921105 MLS Number14128458CategoryEngines Last Updated3/8/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Cummins ISX15 Engine for a Volvo VNL $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: ECEXH0912XAT Serial#: 79762560 Horsepower: 450 ConditionUsedAssembly NumberECEXH0912XATFits To Make(s)VolvoFits To Model(s)VNLStock Number25908776 MLS Number14027604CategoryEngines Last Updated2/22/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 Cummins ISX15 Engine $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 3937 Serial#: 79634735 Horsepower: 450 ConditionUsedAssembly Number3937Stock Number25948511 MLS Number14152588CategoryEngines Last Updated2/19/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Cummins ISX15 Engine for a Peterbilt 579 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: FCEXH0912XAT Serial#: 79885438 Horsepower: 415 ***NEEDS RAN, NEEDS FUEL PUMP*** ConditionUsedAssembly NumberFCEXH0912XATFits To Make(s)PeterbiltFits To Model(s)579Stock Number25891187 MLS Number13968289CategoryEngines Last Updated2/1/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2017 Cummins ISX15 Engine $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 4586 Serial#: 79932187 Horsepower: 400 ConditionUsedAssembly Number4586Stock Number25903392 MLS Number14005591CategoryEngines Last Updated11/28/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Cummins ISX15 Engine for a Kenworth T680 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: FCEXH0912XAT Serial#: 79875596 Horsepower: 400 ConditionUsedAssembly NumberFCEXH0912XATFits To Make(s)KenworthFits To Model(s)T680Stock Number25902593 MLS Number14001074CategoryEngines Last Updated11/26/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2017 Cummins ISX15 Engine for a Peterbilt 579 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 4586 Serial#: 79932192 Horsepower: 400 ConditionUsedAssembly Number4586Fits To Make(s)PeterbiltFits To Model(s)579Stock Number25896438 MLS Number13998653CategoryEngines Last Updated11/23/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info