PAI 641272 | Detroit DD15 Oil Cooler – 13 Plate

PAI 641272 Detroit DD15 Oil Cooler – 13 Plate

The PAI 641272 Engine Oil Cooler is a 13-plate replacement oil cooler designed for Detroit Diesel DD15 engine applications. Measuring approximately 10.75 inches x 5.00 inches, this cooler is designed to help regulate engine oil temperature and maintain proper lubrication performance under heavy-duty operating conditions.

The oil cooler transfers heat from the engine oil to the engine coolant, helping maintain oil temperature within the proper operating range. A properly functioning oil cooler is important for protecting engine components and maintaining consistent lubrication in demanding heavy-duty applications.

PAI 641272 Oil Cooler Specifications

• Brand: PAI Industries
• PAI Part Number: 641272
• Application: Detroit Diesel DD15
• Cooler Type: Engine Oil Cooler
• Plate Count: 13 Plates
• Dimensions: Approximately 10.75" x 5.00"
• Replacement Type: Direct-fit aftermarket replacement

OEM & Cross Reference Numbers

The PAI 641272 oil cooler is cross-referenced to Detroit Diesel oil cooler numbers including:

• Detroit Diesel A4711800865
• Detroit Diesel A4711800765
• Detroit Diesel A4721802365
• DDCA4711800865

Cross-reference numbers are provided for identification and compatibility purposes. Always verify the part number on your existing cooler and confirm engine application before ordering.

Detroit DD15 Oil Cooler Fitment

The PAI 641272 is listed for Detroit Diesel DD15 engine applications and is also cataloged for certain DD13 applications. Because Detroit oil cooler designs have changed across engine configurations and production years, verify the existing OEM part number, engine serial number (ESN), or VIN before purchasing.

Why Replace a DD15 Oil Cooler?

A damaged, leaking, restricted, or internally compromised oil cooler can affect engine oil temperature and cooling-system condition. Replacing a faulty cooler can help restore proper oil-to-coolant heat transfer and protect the engine's lubrication system.

Common reasons for oil cooler replacement can include oil or coolant contamination, external leaks, internal cooler damage, restricted oil flow, or excessive engine oil temperatures.

PAI 641272 Warranty

PAI 641272 is sold as a PAI Industries replacement component. Available catalog information lists a 2-year unlimited-mileage warranty for this PAI product line. Warranty terms should be confirmed at the time of purchase.

Fitment Note: The DD13/DD15 platform has multiple oil cooler configurations. Verify your OEM part number, VIN, or engine serial number before ordering to ensure the correct cooler is selected.