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Cummins ISX15 engine
Cummins ISX15 engine for sale
Cummins ISX15 engine (2)

Cummins ISX15 Engine

SKU: CUMM-X1589 Category: Tags: , , , , Brand:

Price range: $10,000.00 through $25,000.00

The prices are exclusive of taxes and shipping. The price may vary depending upon the miles and year of manufacturing.

In Stock

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Additional Information

Brand

Cummins

Conditions

Remanufactured, Used

Miles

70000-130000

Year Compatibility

2001–2025

Verified

Tried & Tested

Warranty

Up to 3 Months

Call Us Directly

The used Cummins ISX15 engine is a 15.0L inline-six turbo diesel designed for heavy-duty on-highway and commercial trucks. It is recognized for strong torque, durability, and extended service intervals, making it a common choice in Class 8 vehicles. Each used OEM ISX15 engine is carefully inspected and tested before shipping to ensure a reliable replacement at a lower cost than buying new.

Features

  • Tested Engine with Warranty
  • Hassle-Free Returns Available
  • Live Customer Support
  • Direct Fit for Your Vehicle

The Cummins ISX15 Engine is a 15-liter inline-six turbo diesel engineered for long-haul trucking and demanding commercial operations. Designed for strong pulling power and consistent fuel efficiency, the ISX15 Cummins engine delivers reliable performance under sustained load. Buyers searching for a Cummins ISX15 engine typically need a heavy-duty replacement that restores factory horsepower and torque without the high expense of a brand-new diesel assembly.

This used ISX15 Cummins engine fits trucks originally equipped with the 15.0L ISX15 diesel configuration. Because compatibility can vary by VIN, CPL number, horsepower rating, and emissions specification, fitment is verified before shipment to ensure the correct engine assembly matches your truck. If your vehicle was factory-equipped with an ISX15 Cummins platform, this replacement engine is designed to restore proper drivability and commercial-grade performance when professionally installed.

Selecting a used ISX15 Cummins engine helps reduce downtime and repair costs compared to buying new or rebuilt units. Each engine is inspected and evaluated before shipping to confirm mechanical condition. If you are looking for a heavy-duty diesel replacement, our inventory includes tested OEM assemblies ready for installation in Class 8 trucks.

All engines include up to 90 days of warranty coverage for added peace of mind. Orders ship nationwide within 2–5 business days to help minimize downtime for owner-operators and fleets. Installation is not included, but we can help you find a qualified installer if needed. For technical specifications, refer to information provided by Cummins on the official website.

Specification

Product TypeEngine
Displacement (Engine Size)15.0L I6
Fuel TypeDiesel
AvailabilityIn Stock
ShippingNationwide Available
Use CaseIdeal for performance builds, swaps, and replacements

Frequently Asked Questions

  1. What is the Cummins ISX15 engine?

    The Cummins ISX15 is a 15.0L inline-six turbo diesel engine commonly used in heavy-duty Class 8 trucks for long-haul and commercial applications.

  2. Is this a complete used ISX15 Cummins engine assembly?

    Yes. The engine offered is a complete OEM diesel assembly removed from a compatible truck and inspected before resale.

  3. How do I confirm compatibility?

    We verify fitment using your VIN, CPL number, and engine specifications before shipment.

  4. Is this engine suitable for fleet and long-haul use?

    Yes. The ISX15 Cummins platform is widely used in over-the-road and fleet trucking applications.

  5. What warranty coverage is included?

    Each used Cummins ISX15 engine includes up to 90 days of warranty protection.

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Shiping Policy

Transparent, nationwide delivery — fast and secure.

Shipping Policy

Our shipping policy is flexible, as the shipping charges depend on the location. A few certain remote regions like CO, UT, NY, OR, & CA may have additional shipping charges or delivery fees. However, some circumstances may cause delays,  but we always strive to deliver your order as quickly as possible.

Please note that all shipping times are estimates and not guaranteed. We examine all rebuilt and used engines before shipment and aim to provide high-quality used engines and transmissions. Shipping details and fees will be disclosed to consumers before any transactions are made. Our team is operational 24/7, and you can call us at +1-888-799-0188 to place an order.

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