View 1 Photo View 0 Videos New Cummins Upper Head Gasket Set for ISX15/X15, Part # 2881767 4376104 4352146 $649.17 USD NEW UPPER HEAD GASKET SET. FITS MULTIPLE ISX15 AND X15 ENGINES. CONFIRM WITH ENGINE SERIAL # FOR FITMENT, Serial#: 2881767, Core Charge: 0, Casting#: 2881767 ConditionNewPart Number2881767 4376104 4352146Stock Number131906 MLS Number10797172CategoryEngine Miscellaneous Parts Last Updated4/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISX15 Cylinder Head Bolt Kit, Part # 3678506 / 3678804 $352.58 USD NEW CYLINDER HEAD BOLT KIT. INCLUDES 22) 3678506 4) 3678804, Serial#: NA, Core Charge: 0, Casting#: 3678506 3678804 ConditionNewFits To Make(s)UniversalPart Number3678506 3678804 040116Stock Number040116 MLS Number13905278CategoryEngine Miscellaneous Parts Last Updated4/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISX15 Copper Injector Seal, Part # 192143 $6 USD CUMMINS INJECTOR SEALS #192143, OE # 2872057 2872717 4955133. PRICE PER SEAL. NOZZLE SEAL, TIP SEAL. COPPER INJECTOR SEAL., Serial#: 192143, Core Charge: 0, Casting#: 2872057 2872717... ConditionNewPart Number2872057 2872717 4955133Stock Number192143 MLS Number14108162CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISX15 Rod Bearing Set Kit for 6 Piston Rods, Part # 2882087/3686435 $205.44 USD NEW ROD BEARING SET. FITS ISX15 MODELS. SET # 2882087 / 3686435. REPLACES 368435 3686436. COMES AS A KIT TO DO 6 PISTON RODS. PICTURE REFERENCE #'S 45, Serial#: 2882087, Core Charge: 0,... ConditionNewPart Number2882087 3686435Stock Number172045E MLS Number9915517CategoryEngine Miscellaneous Parts Last Updated4/18/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISX15 Crank Case Breather, Part # 3683917 3683918 $200 USD USED CRANK CASE BREATHER OFF ISX15 ENGINE PART # 3683917, Serial#: 79633485 ConditionUsedPart Number3683917 3683918Stock Number79633485-2 MLS Number13371821CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15/X15 Front Cover O-Ring, Part # 3687007 3686589 131853 $29.95 USD NEW ISX15 X15 FRONT COVER O-RING. FITS MULTIPLE ISX15 X15 APPLICATIONS SEE PICTURE REFERENCE # 1, Serial#: 3687007, Core Charge: 0, Casting#: 3687007 ConditionNewPart Number3687007 3686589 131853Stock Number3687007 131853 MLS Number9915532CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Fuel Injector Hold Down Clamp, Part # 3685567 $40 USD GOOD USED ISX15 FUEL INJECTOR HOLD DOWN CLAMP PART# 3685567 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3685567Stock NumberP-14604 MLS Number10797152CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Fuel Injector Hold Down Clamp, Part # 3685566 $40 USD GOOD USED ISX15 FUEL INJECTOR HOLD DOWN CLAMP PART# 3685566 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3685566Stock NumberP-14603 MLS Number10797151CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Idler Gear Shaft, Part # 3680260, CPL 4583 $50 USD GOOD USED ISX15 IDLER GEAR SHAFT PART# 3680260 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3680260Stock NumberP-14595 MLS Number10792684CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Idler Shaft for 2016 Freightliner Cascadia, Part # 3686358 $70 USD GOOD USED ISX15 IDLER SHAFT PART# 3686358 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3686358Stock NumberP-14594 MLS Number10792683CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Adjusting Plate, Part # 3685960 CPL 4583 $50 USD GOOD USED ISX15 ADJUSTING PLATE PART# 3685960 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3685960Stock NumberP-14593 MLS Number10792682CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Retainer Gear, Part # 3685670, CPL 4583 $45 USD GOOD USED ISX15 RETAINER GEAR PART#3685670 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3685670Stock NumberP-14592 MLS Number10792681CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Idler Gear, Part # 3686778 $95 USD GOOD USED ISX15 IDLER GEAR PART# 3686778 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3686778Stock NumberP-14591 MLS Number10792680CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Idler Gear, Part # 3689135 $70 USD GOOD USED ISX15 IDLER GEAR PART# 3689135 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3689135Stock NumberP-14590 MLS Number10792679CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Idler Gear, Part # 3686952 CPL4583 for 2016 Freightliner Cascadia $75 USD GOOD USED ISX15 IDLER GEAR PART# 3686952 CPL4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3686952Stock NumberP-14589 MLS Number10792678CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Scissor Gear for 2016 Freightliner Cascadia, Part # 3686910 $175 USD GOOD USED ISX15 SCISSOR GEAR PART# 3686910 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3686910Stock NumberP-14588 MLS Number10792677CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Cummins ISX15 Cam Gear, Part # 3680522 CPL 4583 $150 USD GOOD USED ISX15 CAM GEAR PART#3680522 CPL 4583, Serial#: 79859395, Casting#: 79859395 ConditionUsedCPL/ARR4583Fits To Make(s)FreightlinerFits To Model(s)CascadiaWill Fit Year(s)2016Part Number3680522Stock NumberP-14587 MLS Number10792676CategoryEngine Miscellaneous Parts Last Updated3/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISX15/X15 Air Compressor Gasket, Part # 3685614 131852 $16.76 USD NEW ISX15 X15 AIR COMPRESSOR GASKET. FITS MULTIPLE ISX15 X15 APPLICATIONS SEE PICTURE REFERENCE # 2, Serial#: 3685614, Core Charge: 0, Casting#: 3685614 ConditionNewPart Number3685614 131852Stock Number3685614 131852 MLS Number9915564CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 X15 Front Cover to Block Seal, Part # 4393089 3685510 131959 $83.21 USD NEW ISX15 X15 FRONT COVER TO BLOCK SEAL. FITS MULTIPLE ISX15 X15 APPLICATIONS SEE PICTURE REFERENCE # 33, Serial#: 4393089, Core Charge: 0, Casting#: 4393089 ConditionNewPart Number4393089 3685510 131959Stock Number4393089 / 131959 MLS Number9915530CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15/X15 Front Main Seal, Part # 3685173 $66.87 USD NEW ISX15 X15 FRONT MAIN SEAL. FITS MULTIPLE ISX APPLICATIONS SEE PICTURE REFERENCE # 15, Serial#: 3685173, Core Charge: 0, Casting#: 3685173 ConditionNewPart Number3685173Stock Number3685173 136139 MLS Number9915528CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 X15 Fuel Pump Gasket, Part # 5414049 3686758 3686422 131842 $17 USD ISX15 X15 FUEL PUMP GASKET. PICTURE REFERENCE # 13, Serial#: 5414049 3686758 3686422, Core Charge: 0, Casting#: 5414049 3686758 3686422 ConditionNewPart Number5414049 3686758 3686422 131842Stock Number5414049 MLS Number9915525CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info