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Caterpillar C15 6NZ Engines For Sale

Browse Caterpillar C15 6NZ Engines on MyLittleSalesman.com and compare listings with prices from $13,500 to $41,000. Sellers include Optimum Truck Parts, JSJ Diesel Sales, CA Truck Parts, and more. Filter by condition, price, or year to quickly narrow down to the right Caterpillar C15 6NZ Engine.
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Showing 1 - 25 of 33 Engine Listings

1 - 25 of 33 listings
1 - 25 of 33 listings
CAT C15 6NZ 550HP Rebuilt Diesel Engine 2026 – New Head – Warranty – Video

CAT C15 6NZ 550HP Rebuilt Diesel Engine 2026 – New Head – Warranty – Video

$41,000 USD
Caterpillar C15 6NZ 550 HP Rebuilt Diesel Engine, Professionally rebuilt Caterpillar C15 6NZ diesel engine rated at 550 HP. This engine has undergone an extensive rebuild using new internal...
Warranty
ConditionUsed
Horse Power550 HP
Stock Number2036
MLS Number14612816
CategoryEngines
Last Updated9/18/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
REMANUFACTURED - 2001 Caterpillar C15 6NZ REBUILT Engine 550HP Tested Runner – Warranty

REMANUFACTURED - 2001 Caterpillar C15 6NZ REBUILT Engine 550HP Tested Runner – Warranty

$39,500 USD
Rebuilt 2001 Caterpillar C15 6NZ Diesel Engine For Sale with Jake Brakes, 550HP, SINGLE TURBO, 6 Cylinders, 15.2L, 70-PIN, Engine Serial# 6NZ***, Stock# 2424
Warranty
ConditionRemanufactured
Horse Power550 HP
Stock Number2029
MLS Number13506484
CategoryEngines
Last Updated8/26/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
2001 Rebuilt Caterpillar C15 6NZ 550HP Diesel Engine – Warranty – Tested

2001 Rebuilt Caterpillar C15 6NZ 550HP Diesel Engine – Warranty – Tested

$39,500 USD
🔧 Rebuilt Caterpillar C15 6NZ Diesel Engine – 550HP – Tested – Warranty, Professionally rebuilt Caterpillar C15 6NZ diesel engine, tested prior to sale and ready for installation. The 6NZ...
Warranty
ConditionRemanufactured
Horse Power550 HP
Weight3500
Stock Number2205
MLS Number14457673
CategoryEngines
Last Updated8/26/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
USED 2001 Caterpillar C15 6NZ Engine 550HP – Tested Runner – Warranty

USED 2001 Caterpillar C15 6NZ Engine 550HP – Tested Runner – Warranty

$25,000 USD
🔧 USED 2001 Caterpillar C15 6NZ Diesel Engine – 550HP – Tested Runner – Warranty, Reliable used Caterpillar C15 6NZ diesel engine, tested and inspected prior to sale. This 550 HP...
Warranty
ConditionUsed
Horse Power550 HP
Stock Number2211
MLS Number14505003
CategoryEngines
Last Updated7/24/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
USED 2001 CAT C15 6NZ Engine 550HP – Tested Runner – Warranty

USED 2001 CAT C15 6NZ Engine 550HP – Tested Runner – Warranty

$25,000 USD
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🔧 USED 2001 Caterpillar C15 6NZ Engine – 550HP – Tested Runner – Warranty, Reliable used Caterpillar C15 6NZ diesel engine, tested and inspected prior to sale. This engine is rated at 550...
Warranty
ConditionUsed
Horse Power550 HP
Stock Number2207
MLS Number14471073
CategoryEngines
Last Updated7/8/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
2002 Caterpillar C15 6NZ Engine with Jake Brakes

2002 Caterpillar C15 6NZ Engine with Jake Brakes

$25,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2002 Caterpillar C15 6NZ Diesel Engine with Jake Brakes For Sale, AR# 2155091, 550HP, SINGLE TURBO, 625HP Max Rating, FREIGHTLINER, 6 Cylinders,...
Warranty
ConditionUsed
CPL/ARR2155091
Horse Power550 HP
Stock Number9942
MLS Number14345753
CategoryEngines
Last Updated6/11/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
USED CAT C15 6NZ 550HP Engine – Strong Runner – Warranty

2001 USED CAT C15 6NZ 550HP Engine – Strong Runner – Warranty

$27,500 USD
Caterpillar C15 6NZ Diesel Engine – 550HP – Used – Strong Runner – Warranty, Reliable Caterpillar C15 6NZ diesel engine removed from a running unit and verified as a strong running takeout...
Warranty
ConditionUsed
Horse Power550 HP
Stock Number2177
MLS Number14303657
CategoryEngines
Last Updated5/23/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
2001 CAT C15 6NZ 550HP Engine – USED– New Turbo & Manifold – Warranty

2001 CAT C15 6NZ 550HP Engine – USED– New Turbo & Manifold – Warranty

$30,000 USD
Caterpillar C15 6NZ – 550HP – Semi-Rebuilt – Fully Tested – Warranty, Reliable Caterpillar C15 6NZ diesel engine professionally USED and fully inspected prior to sale. This engine is known...
Warranty
ConditionUsed
Horse Power550 HP
Stock Number2163
MLS Number14250384
CategoryEngines
Last Updated3/20/2026
Location
Medley, FL, US
Sold By
Optimum Truck Parts LLC
(844) 938-___  SHOW
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Optimum Truck Parts LLC
2000 Caterpillar C15 6NZ Engine with Jake Brakes, SINGLE TURBO

2000 Caterpillar C15 6NZ Engine with Jake Brakes, SINGLE TURBO

Contact for price
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2000 Caterpillar C15 6NZ Diesel Engine For Sale with Jake Brakes, 550HP, SINGLE TURBO, 625HP Max Rating, 6 Cylinders, 15.2L, 70-PIN, Engine...
Warranty
ConditionUsed
CPL/ARR6NZ
Horse Power550 HP
Part NumberC15 6NZ
Stock Number9427
MLS Number13701380
CategoryEngines
Last Updated10/31/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
2001 Caterpillar C15 6NZ Engine, MAX 625HP, SINGLE TURBO

2001 Caterpillar C15 6NZ Engine, MAX 625HP, SINGLE TURBO

Contact for price
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2001 Caterpillar C15 6NZ Diesel Engine For Sale with Jake Brakes, 550HP, SINGLE TURBO, 625HP Max Rating, 6 Cylinders, 15.2L, 70-PIN, Engine...
Warranty
ConditionUsed
Horse Power625 HP
Part Number6NZ SINGLE TURBO
Stock Number6090
MLS Number12382165
CategoryEngines
Last Updated7/15/2025
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
2001 Caterpillar C15 6NZ Engine Single Turbo

2001 Caterpillar C15 6NZ Engine Single Turbo

Contact for price
USED 2001 CATERPILLAR C15 6NZ SINGLE TURBO ENGINE, FOR SALE , 2001 , CATERPILLAR , C15 , S/N 6NZ56133 , 550HP , TESTED, INSPECTED, RUN TEST 6/5/25 - RUNS...
Warranty
ConditionUsed
CPL/ARR6NZ
Assembly NumberC15
Horse Power550 HP
Emission RatingEPA 2000
Part Number6NZ
Stock NumberS6133EN
MLS Number13630977
CategoryEngines
Last Updated6/16/2025
Location
Scranton, PA, US
Sold By
Boots and Hank's Truck Parts, Inc.
(833) 396-___  SHOW
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Boots and Hank's Truck Parts, Inc.
2000 Caterpillar C15 6NZ Diesel Engine

2000 Caterpillar C15 6NZ Diesel Engine

$25,000 USD
GOOD USED 2001 CATERPILLAR C15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!!! , 2000 , CATERPILLAR , SINGLE TURBO , S/N 6NZ25495 , 475HP , TESTED,...
Warranty
ConditionUsed
Horse Power475 HP
Emission RatingEPA 2000
Stock NumberS174EN
MLS Number13302702
CategoryEngines
Last Updated2/24/2025
Location
Scranton, PA, US
Sold By
Boots and Hank's Truck Parts, Inc.
(833) 396-___  SHOW
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Boots and Hank's Truck Parts, Inc.
2001 Caterpillar C15 6NZ Engine - Single Turbo - 550 HP

2001 Caterpillar C15 6NZ Engine - Single Turbo - 550 HP

$26,695 USD
GOOD USED ENGINE - 2001 Cat C15-6NZ Model - This engine has 307k miles after Rebuild - inspected, tested, checked up and down. Has Jake Brakes - Single Turbo - 550 HP - We also do full...
Warranty
ConditionUsed
Usage4,875 Hours
Horse Power550 HP
Emission Rating2
Will Fit Year(s)C15 6NZ (SINGLE TURBO)
Weight3200
MLS Number10100557
CategoryEngines
Last Updated2/10/2025
Location
Miramar, FL, US
Sold By
JSJ Diesel Sales, Inc.
(855) 718-___  SHOW
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JSJ Diesel Sales, Inc.
2001 Caterpillar C15 6NZ Engine

2001 Caterpillar C15 6NZ Engine

Contact for price
USED 2001 CATERPILLAR C15 DIESEL ENGINE ASSEMBLY, FOR SALE, WITH WARRANTY!! , 2001 , CATERPILLAR , C15 , 6NZ84623 , SINGLE TURBO , 550HP , TESTED,...
Warranty
ConditionUsed
Assembly Number6NZ
Horse Power550 HP
Emission Rating2000 EPA
Stock NumberS202EN
MLS Number12909259
CategoryEngines
Last Updated12/9/2024
Location
Scranton, PA, US
Sold By
Boots and Hank's Truck Parts, Inc.
(833) 396-___  SHOW
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Boots and Hank's Truck Parts, Inc.
2002 Caterpillar C15 6NZ Diesel Engine (Single Turbo)

2002 Caterpillar C15 6NZ Diesel Engine (Single Turbo)

Contact for price
(GOOD USED 2002 Caterpillar C15 Diesel Engine with Jake Brake 6NZ (Single Turbo) 435HP @ 2100RPM, Ar # 186-1811, Core Ar# 176-9388, OEM # HTKH1500NV00000054, ECM Software 215-7380, Perf Spec...
Warranty
ConditionUsed
CPL/ARR186-1811
Horse Power435 HP
Part NumberCAT C15 6NZ SINGLE TURBO
Stock Number1284
MLS Number9420210
CategoryEngines
Last Updated3/21/2023
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
2002 Caterpillar C15 6NZ Diesel Engine (Single Turbo)

2002 Caterpillar C15 6NZ Diesel Engine (Single Turbo)

Contact for price
(GOOD USED) 2002 Caterpillar C15 6NZ Diesel Engine with Jake Brakes For Sale, SINGLE TURBO, 475HP @ 2100RPM, AR# 189-9885, 15.2L, 70 PIN ECM CONNECTORS, Engine Serial# 6NZ63858, Stock# 1661,...
ConditionUsed
CPL/ARR189-9885
Horse Power475 HP
Fits To Model(s)C15 6NZ (SINGLE-TURBO)
Part Number6NZ SINGLE-TURBO ENGINE
Stock Number1661
MLS Number9824404
CategoryEngines
Last Updated3/21/2023
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
NUMBERCall Seller
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CA Truck Parts Inc.
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