What You Need to Know About This Article Subaru 2.5L engines have a mixed history of cooling, head gasket and oil leaks There are specific ways to test a Subaru 2.5L engine for leaks, and not all testing methods provide reliable results. There’s a difference between OEM and aftermarket parts for Subaru engines Bar’s Leaks … Continue reading Subaru 2.5L Engines are Known for Cooling Problems