Cummins ISX15 Engines with 450-499 HP For Sale by Dealerships

Featured Item

Cummins ISX15 Engine for a 2022 Kenworth T680

$22,495.98 USD

(Used) 2021 Cummins ISX/X15, ENGINE ASSEMBLY- Family Number: MCEXH0912CA, Displacement: 14.9L, Horsepower: 450, Ar.No./CPL: 5535, Serial Number: 80306028, Part Number: E82X582K401XS1B0815, E...

Condition	Used
CPL/ARR	5535
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2022
Part Number	E82X582K401XS1B0815
Stock Number	P-81675
MLS Number	12913650
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX15 Engine for a 2019 Kenworth T680

$12,999.99 USD

(Used) 2018 Cummins ISX/X15, ENGINE ASSEMBLY- Family Number: JCEXH0912XAW, Displacement: 15L, Horsepower: 450, Ar.No./CPL: 4342, ESN: 80045368, Part Number: E6T8GR7B7Q8NC07A79, ECS: EGR,...

Condition	Used
CPL/ARR	4342
Horse Power	450 HP
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2019
Part Number	E6T8GR7B7Q8NC07A79
Stock Number	P-81955
MLS Number	12920840
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

Cummins ISX15 Engine for a 2012 Freightliner Cascadia 125

$11,499.99 USD

(Used) 2011 Cummins ISX15, ENGINE ASSEMBLY- Family Number: CCEXH0912XAP, Displacement: 14.9L. Horsepower: 450, Ar.No.CPL: 3719, ESN: 79545990, Part Number: C01-00199-266, ECS: EGR, PTOX,...

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2012
Part Number	C01-00199-266
Stock Number	P-66823
MLS Number	12496228
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Featured Item

2010 Cummins ISX15 Engine - 450 HP, ARR/CPL 2732

$9,994.98 USD

(Used) 2009 Cummins ISX15, ENGINE ASSEMBLY- Remanufactured- Family Number: 9CEXH0912XAK, Displacement: 15L, Horsepower: 450, CPL: 2732, Reman Date: 07/19/13, Serial Number: 60808370, Part...

Condition	Used
CPL/ARR	2732
Horse Power	450 HP
Will Fit Year(s)	2010
Part Number	9CEXH0912XAK
Stock Number	P-81613
MLS Number	12913569
Category	Engines
Last Updated	7/6/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(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.

(877) 254-___ SHOW
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Cummins ISX15 Engine for a 2012 Kenworth T660

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.

(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

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

Contact for price

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.

(855) 794-___ SHOW
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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

(855) 794-___ SHOW
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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

Cummins ISX15 Engine for a 2013 Freightliner Cascadia 125

Contact for price

(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 2013 Cummins ISX15 Engine CPL3719 / 450HP (TESTED / WARRANTY / VIDEO)

$22,000 USD

CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE

Warranty

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Stock Number	1257
MLS Number	11564554
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

REBUILT 2014 Cummins ISX15 Engine 450HP CPL3937 (TESTED / WARRANTY / VIDEO)

$29,850 USD

CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE. NEW CYLINDER HEAD, INFRAME KIT, BLOCK IS CUT

Warranty

Condition	Remanufactured
CPL/ARR	3937
Horse Power	450 HP
Part Number	DCEXH0912XAT
Stock Number	1285
MLS Number	11619108
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

REBUILT 2011 - 2016 Cummins ISX15 Engine 450HP Tested Runner – Warranty

$28,000 USD

GOOD RUNNING ENGINE. CORE IS NEEDED

Warranty

Quantity	5
Condition	Remanufactured
Horse Power	450 HP
Stock Number	1520
MLS Number	12173436
Category	Engines
Last Updated	6/16/2026
Location	Medley, FL, US
Sold By	Optimum Truck Parts LLC

(855) 465-___ SHOW
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Cummins ISX15 Engine - 450 HP, ARR/CPL 3719

$12,000 USD

#25612722. ISX15 SOHC. GOOD RUNNER. Turns. Missing: clutch. Damaged: valve cover. - HP: 450;CPL/ARR#: 3719;Build Date: 2012, Core Charge: 3000.00

Condition	Used
CPL/ARR	3719
Horse Power	450 HP
Stock Number	171672
MLS Number	12966380
Category	Engines
Last Updated	6/13/2026
Location	Louisville, KY, US
Sold By	River City Truck Parts

(855) 905-___ SHOW
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2012 Cummins ISX15 Engine for a Cummins ISX15 3719

$8,500.15 USD

Condition	Used
Usage	913,477 Miles
CPL/ARR	3719
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 3719
Stock Number	2585930
MLS Number	14021514
Category	Engines
Last Updated	6/9/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
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2016 Cummins ISX15 Engine for a Cummins ISX15 4583

$15,000.45 USD

Runs great replaced the rods, and mains, resealed the timing covers, resealed the fylwheel housing, front and rear main seal. Ran to check for leaks powerwashed and painted. Has new dry...

Condition	Used
Usage	676,764 Miles
CPL/ARR	4583
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 4583
Stock Number	2347331
MLS Number	13366775
Category	Engines
Last Updated	6/9/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
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2015 Cummins ISX15 Engine for a Cummins ISX15 3937

$8,500.45 USD

Condition	Used
Usage	620,000 Miles
CPL/ARR	3937
Horse Power	450 HP
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX15 3937
Stock Number	2251949
MLS Number	14398929
Category	Engines
Last Updated	5/30/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

(855) 718-___ SHOW
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2013 Cummins ISX15 Engine

$31,995 USD

2012 - 2013 - 2014 Cummins ISX-15 Rebuild! CPL: 3937, 450 HP, REBUILT, ECM is Included, We have many versions and Years of ISX-15 in Stock!, We also stock these Cummins ISX-15 Engines...

Warranty

Condition	Used
CPL/ARR	3937
Horse Power	450 HP
MLS Number	14384567
Category	Engines
Last Updated	5/22/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

(855) 718-___ SHOW
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2012 Cummins ISX15 Engine

$31,995 USD

2012 - 2013 - 2014 Cummins ISX-15 Rebuild! CPL: 3937 and we have CPL: 3939 Available, 450 HP 550 HP, Add $2,500 for the 550!, REBUILT, ECM is Included, We have many versions and Years...

Warranty

Condition	Used
CPL/ARR	3939
Horse Power	450 HP
MLS Number	14384566
Category	Engines
Last Updated	5/22/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.

(855) 718-___ SHOW
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2013 Cummins ISX15 Engine

$22,995 USD

2013 Cummins ISX15 CPL-3719 HP- 450HP, ECM is Included, We have many versions and Years of ISX in Stock!, We also stock these Cummins ISX Engines CPL-1855 - CPL-2592 - CPL-2732 -...

Warranty

Condition	Used
Usage	100,000 Miles
CPL/ARR	3719
Horse Power	450 HP
MLS Number	14374646
Category	Engines
Last Updated	5/18/2026
Location	Miramar, FL, US
Sold By	JSJ Diesel Sales, Inc.