PDI 118007155487 Upgraded Oil Cooler Element - 4965487 (Use w/OEM Cooler) for 1999-2026 Cummins X15 & ISX

The PDI Upgraded Oil Cooler Element for Cummins engines delivers 8% increased cooling efficiency over the OEM design—helping control oil temperatures, protect bearings, and extend engine life under everyday working load.

This upgraded PDI oil cooler element is engineered to improve heat transfer and oil temperature control compared to OEM-style units. Designed as a direct replacement for Cummins part number 4965487, it installs without modification or changing the cooler housing while delivering measurable cooling gains for everyday applications.

Product Specifics

• Improved Heat Dissipation for better oil temperature control
• 8% Increased Cooling Efficiency over standard OEM replacement elements
• Direct Replacement for Cummins 4965487 — no modifications required
• Precision-Built Core Design for consistent oil flow and cooling
• Designed to help maintain oil temps in modern ISX/X15 engines
• 1 Year Manufacturer Warranty with Unlimited Mileage
• 100% American Made
• For Even More Temperature Control Use The PDI Big Boss Dual Oil Cooler

This upgraded PDI oil cooler element is engineered to improve heat transfer and oil temperature control compared to OEM-style units. Designed as a direct replacement for Cummins part number 4965487, it installs without modification or changing the cooler housing while delivering measurable cooling gains for everyday applications.

PDI engineers diesel engine components with a focus on real-world performance improvements—not just OEM replacement. From upgraded cooling solutions to overhaul components, PDI products are built to deliver durability, efficiency, and confidence on every mile.

Replacement Oil Cooler Element Numbers 

OEM Cross Reference: 4965487