https://ssnperformance.com/4-e....xhaust-muffler-pipe-
Fuel-contaminated engine oil was another problem with the 6.4 Powerstroke. In this scenario, fuel dilutes and contaminates the engine oil, which reduces the oil’s ability to lower the engine temperature. Introduced in 2008 to replace the 6.0 Powerstroke, the 6.4 Powerstroke was supposed to improve on the previous engine. It was designed to be more reliable, perform better, and address emissions standards. Maintenance is key, and only through careful monitoring and regular check