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SKU:
NLT2T04821
Ships for free in 2–4 business days.
Oil Cooler 4975879 3161781 3081359 4386525 Fits Cummins Engine M11 CM ISM QSM
$391.69
In Stock
$391.69
Sale price
$391.69
Regular price
This replacement oil cooler is designed for select Cummins M11, ISM and QSM engine configurations using part number #4975879. It transfers heat from the engine oil into the cooling system.
Estimated delivery between
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
- Cummins M11, ISM and QSM diesel engines with matching cooler core
Product Overview
Heat from engine operation puts considerable demand on the lubricating oil. A damaged cooler can contribute to high oil temperatures or coolant/oil contamination, depending on the failure.
An internal leak or confirmed restriction can make cooler replacement necessary after testing related gaskets and seals.
Key Features & Performance
- Diesel engine oil cooler for the identified applications
- It transfers heat from the engine oil into the cooling system.
- Primary reference: 4975879
- Before ordering: Confirm oil-port spacing, cooler length, engine serial number and whether the aluminum end piece or installation gasket kit is included.
Replaces / Cross-References
- 4975879
- 3161781
- 3081359
- 4386525
What Is Included
One diesel engine oil cooler.
Fitment Notes
Confirm oil-port spacing, cooler length, engine serial number and whether the aluminum end piece or installation gasket kit is included.
Frequently Asked Questions
Is this an OEM part? No. This is an aftermarket replacement unless explicitly identified as genuine OEM. Manufacturer and reference numbers are included to help identify the correct application.
How do I confirm fitment? Confirm oil-port spacing, cooler length, engine serial number and whether the aluminum end piece or installation gasket kit is included.
Part Summary
keywords: diesel engine oil cooler, 4975879, 3161781, 3081359, 4386525, Cummins M11, ISM and QSM diesel engines with matching cooler core
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.