Used Cummins ISX15 Engines For Sale by Dealerships

Featured Item

Used 2014 Cummins ISX15 550HP CPL3939 Diesel Engine Running Good Warranty

$19,530 USD

Used 2014 Cummins ISX15 550HP CPL3939 Diesel Engine Running Good Warranty You are purchasing a used 2014 Cummins ISX15 diesel engine , Engine Model: Cummins ISX15, , Horsepower: 550 HP, , ...

Warranty

Condition	Used
CPL/ARR	3939
Horse Power	550 HP
Stock Number	2193
MLS Number	14356394
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(305) 688-___ SHOW
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Featured Item

2014 Cummins ISX15 Engine, CPL# 3937

$15,000 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2014 Cummins ISX15 Diesel Engine For Sale, 450HP, CPL# 3937, CM2350 X101, EPA13, Fits 2013 2014 2015 2016, Family# ECEXH0912XAT, ENGINE CONTROL...

Warranty

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Part Number	CM2350 X101
Stock Number	10027
MLS Number	14339421
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(305) 688-___ SHOW
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Featured Item

2011 Cummins ISX15 Engine, CPL# 3719

$15,500 USD

(GOOD USED TEST RUN INTERNALLY INSPECTED) 2011 Cummins ISX15 Diesel Engine For Sale, EPA 10, CPL# 3719, 450HP @ 1800RPM, 450ST, FITS 2010 2011 2012 2013, CM2250, Family# BCEXH0912XAP,...

Warranty

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Part Number	CPL# 3719
Stock Number	6756
MLS Number	12558577
Category	Engines
Last Updated	6/1/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Featured Item

2014 Cummins ISX15 550HP Engine – TESTED – GOOD RUNNER – USED

$20,000 USD

2014 Cummins ISX15 Diesel Engine – 550HP – Run Tested, This listing represents a 2014 Cummins ISX15 engine rated at approximately 550HP. This is a used engine that has been run tested and...

Warranty

Condition	Used
Horse Power	550 HP
Stock Number	2172
MLS Number	14274685
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

2012 Cummins ISX15 550HP Engine – CPL 3606 – TESTED - WARRANTY

Recently Updated

$21,000 USD

For Sale: 2012 Cummins ISX15 Diesel Engine – 550 HP – CPL 3606, At Optimum Truck Parts, we specialize in used, rebuilt, and new diesel engines, transmissions, and heavy-duty truck parts...

Warranty

Condition	Used
CPL/ARR	3606
Horse Power	550 HP
Stock Number	2160
MLS Number	14247541
Category	Engines
Last Updated	7/2/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(844) 402-___ SHOW
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Cummins ISX15 Engine for a 2016 International PROSTAR

Newly Listed

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(Used) 2015 Cummins ISX15 400ST, ENGINE ASSEMBLY- Family Number: FCEXH0912XAT, Displacement: 14.9L, Horsepower: 400, Ar.No./CPL: 4583, Serial Number: 79820452, Part Number: 2B0F68DA, E.C.S:...

Condition	Used
CPL/ARR	4583
Horse Power	400 HP
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2016
Part Number	2B0F68DA
Stock Number	P-507646
MLS Number	14463487
Category	Engines
Last Updated	7/2/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(855) 905-___ SHOW
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2014 Cummins ISX15 Engine for a Cummins ISX15 3937

Recently Updated

$8,500.45 USD

Condition	Used
CPL/ARR	3937
Horse Power	425 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 3937
Stock Number	2582376
MLS Number	14001464
Category	Engines
Last Updated	7/2/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

(833) 541-___ SHOW
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Cummins ISX15 Engine for a 2017 Peterbilt 389

Recently Updated

$16,995 USD

ISX15 550HP CPL#4588 CM2350, TEST RUNS GOOD. ROD AND MAIN BEARINGS LOOK GOOD, CAM AND TURBO LOOK GOOD, 180 DAY WARRANTY ON HARD PARTS., Serial#: 79931580, Horse Power: 550

Condition	Used
Horse Power	550 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Will Fit Year(s)	2017
Stock Number	71425-1
MLS Number	13727227
Category	Engines
Last Updated	7/2/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(877) 254-___ SHOW
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2015 Cummins ISX15 Engine for a Kenworth T680

Price Drop $12,500 USD

GOOD RUNNING TAKE OUT 120 DAY WARRANTY

Condition	Used
Horse Power	450 HP
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	28161
MLS Number	13759155
Category	Engines
Last Updated	7/1/2026
Location	Douglas, GA, US
Sold By	American Truck Parts, Inc.

(855) 370-___ SHOW
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2016 Cummins ISX15 Engine for a International Prostar

Recently Updated

$12,205 USD

(USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: CPL4583 Serial#: 79846953 Horsepower: 450

Condition	Used
Assembly Number	CPL4583
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Stock Number	25657909
MLS Number	12915000
Category	Engines
Last Updated	7/1/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(844) 382-___ SHOW
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2012 Cummins ISX15 Diesel Engine - 450 HP

$10,250 USD

GOOD USED 2012 CUMMINS ISX15 450HP DIESEL TAKEOUT ENGINE FOR SALE at ADELMAN’S TRUCK PARTS in CANTON, OHIO. 707,468 MILES SHOWING ON ECM, RUN TESTED and COMPLETE, with ECM and ENGINE BRAKE,...

Condition	Used
Horse Power	450 HP
Stock Number	ISX15-79597844
MLS Number	14455944
Category	Engines
Last Updated	6/28/2026
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

2012 Cummins ISX15 Engine for a Freightliner Cascadia 125

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ISX15 CORE Locked-up, EPA 10, 425 HP, S/N 79499269, CPL-3719, CM2250 767,469.3 Odometer Miles

Condition	Used
CPL/ARR	3719
Horse Power	425 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 125
Stock Number	1950-1
MLS Number	13897569
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2018 Cummins ISX15 Engine for a Kenworth T680

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X15 CM2350 X116B, 525 HP, S/N 80006239, CPL-4343, CORE Engine In Pieces.

Condition	Used
CPL/ARR	4343
Horse Power	525 HP
Fits To Make(s)	KENWORTH
Fits To Model(s)	T680
Stock Number	1384-1
MLS Number	13892309
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(844) 484-___ SHOW
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Cummins ISX15 Engine

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450HP

Condition	Used
Stock Number	2063
MLS Number	14450489
Category	Engines
Last Updated	6/25/2026
Location	ORLANDO, FL, US
Sold By	USA Trade & Exports Inc.

(833) 835-___ SHOW
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Cummins ISX15 Engine for a 2013 Kenworth T660

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Cummins ISX 15 Engine core Assembly, 485 Horsepower, CPL 3491, Family: CCEXH0912XAQ, Engine #79610646. All Accessories go with the Engine. Call for details, We ship everywhere., Serial#:...

Condition	Used
CPL/ARR	3491
Horse Power	485 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2013
Stock Number	KW-0651-1
MLS Number	10815105
Category	Engines
Last Updated	6/25/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

2014 Cummins ISX15 Engine for a Freightliner CASCADIA

$6,600 USD

Cummins ISX15, 425 HP, CPL-3937, CM2350 X101, S/N-79680954

Condition	Used
CPL/ARR	3937
Horse Power	425 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Stock Number	4434-1
MLS Number	14345785
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2013 Cummins ISX15 Engine for a Peterbilt 386

$6,600 USD

Cummins ISX15 EPA 10, 425 HP, CPL- 3719, CM2250, S/N- 79563501

Condition	Used
CPL/ARR	3719
Horse Power	425 HP
Fits To Make(s)	PETERBILT
Fits To Model(s)	386
Stock Number	4290-1
MLS Number	14016876
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Cummins ISX15 Engine - 450 HP, ARR/CPL 4583

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ISX15 CM2350 X101, 450HP, S/N 79866952, CPL4583, Core Engine, Locked Up. Missing Flywheel Housing, Wiring Harness, Fan Clutch. Turbo In Pieces. S/N On Data Tag Does Not Match Block.

Condition	Used
CPL/ARR	4583
Horse Power	450 HP
Stock Number	4542137
MLS Number	13903836
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Cummins ISX15 Engine for a Freightliner Cascadia 125

$8,250 USD

Cummins ISX15 EPA13, S/N-79836312, CM2350, CPL- 4583, 828,697.3 ECM Miles. Running Engine Sold As Running Core. (Please See Video Of Engine Running And Test Report)

Condition	Used
CPL/ARR	4583
Horse Power	400 HP
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 125
Stock Number	2026-1
MLS Number	13903346
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2011 Cummins ISX15 Engine for a Peterbilt 387

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ISX15 425ST CM2250, 452HP, S/N 79445569, CPL 3490, Core Engine, Locked Up. Cam Is Damaged. Missing ECM, Turbo, Injectors, EGR Valve, Crankcase Breather, Fan Hub Air Compressor, Other Misc....

Condition	Used
CPL/ARR	3490
Horse Power	452 HP
Fits To Make(s)	Peterbilt
Fits To Model(s)	387
Stock Number	4539878
MLS Number	13894278
Category	Engines
Last Updated	6/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(833) 541-___ SHOW
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Cummins ISX15 Engine for a 2014 Kenworth T660

Price Drop $12,995 USD

ISX15 450HP ESN#79633625, CM2350, CPL#3937. RUNS GOOD NO BLOWBY. WILL INSPECT BEARINGS IN OUR ENGINE SHOP, 180 DAY WARRANTY ON HEAD, BLOCK, AND CRANK.,WAS OUR COMPANY TRUCK,REGULAR SERVICE...

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T660
Will Fit Year(s)	2014
Stock Number	61326-6
MLS Number	14443928
Category	Engines
Last Updated	6/27/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 402-___ SHOW
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Cummins ISX15 Engine for a 2013 Freightliner Cascadia 125

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(Used) 2012 Cummins ISX15 450, ENGINE ASSEMBLY- Family Number: CCEXH0912XAP, Displacement: 14.9L, Horsepower: 450, Ar.No./CPL: 3719, Serial Number: 79578727, Part Number: C01-00199-266, E.C...

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2013
Part Number	C01-00199-266
Stock Number	P-496545
MLS Number	14136853
Category	Engines
Last Updated	6/21/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

USED 2012 Cummins ISX15 Engine 450HP /CPL3719 Tested Runner – Warranty

$22,000 USD

CORE EXCHANGE NEEDED 2012 Cummins ISX 15 used diesel engine for sale .450 HP, CPL 3719, tested and inspected with 45 days warranty. BLOCK, CRANKSHAFT AND CYLINDER HEAD.

Warranty

Condition	Used
Usage	400 Miles
CPL/ARR	3719
Horse Power	450 HP
Weight	3500
Stock Number	26587
MLS Number	11086686
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

USED 2016 Cummins ISX15 Engine 550HP / CPL4585 (TESTED / WARRANTY / VIDEO)

$20,000 USD

GOOD RUNNER ENGINE

Warranty

Condition	Used
Usage	220 Miles
CPL/ARR	4585
Horse Power	550 HP
Part Number	SO42418
Weight	3500
Stock Number	13469
MLS Number	11149284
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC