Subaru EJ25: Complete Expert Guide to Performance, Reliability, Common Problems & Maintenance

The Subaru EJ25 is a 2,457 cc horizontally opposed (boxer) four-cylinder engine produced from 1994 to 2021, available in naturally aspirated and turbocharged variants with power ranging from 155 hp to 341 hp. It powers over a dozen Subaru models and is legendary for its tuning potential — but also notorious for head gasket failures, … Read more