Help protect the cooling and lubrication systems in your diesel truck with the Sinister Diesel SD-OC-6.0 Oil Cooler Kit. Designed for 2003–2007 Ford F-250 and F-350 Super Duty trucks and 2003.5–2005 Ford Excursion models equipped with the 6.0L Powerstroke engine, this kit provides a direct replacement for the original oil cooler. It is engineered to meet or exceed OEM standards and supports reliable oil flow for dependable everyday and heavy-duty operation.
The Sinister Diesel SD-OC-6.0 features an aluminum oil cooler manufactured for a precise, drop-in fit. Its flow rate is improved over the original OEM oil cooler, helping reduce the risk of restricted flow, clogging, and premature cooler failure. This replacement design supports proper engine oil temperature control and can help maintain consistent performance in demanding driving conditions. Installation is straightforward when replacing a worn or damaged factory cooler.
Each kit includes the essential components needed for a complete oil cooler service, including the aluminum oil cooler, a complete gasket set, filter, and O-rings. Supplying these components together helps simplify installation and supports proper sealing throughout the cooling system. The Sinister Diesel SD-OC-6.0 is backed by a two-year warranty and is intended for direct replacement applications on compatible Ford 6.0L Powerstroke vehicles.
Before ordering, verify vehicle year, model, and engine configuration to confirm compatibility. This product is designed for select Ford Super Duty and Excursion applications with the 6.0L Powerstroke diesel engine. Professional installation is recommended if you are unfamiliar with oil cooler replacement or related engine cooling system service.
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