Explore how boxer engines really work, why they’re not just “flat” engines, and how Porsche and Subaru kept a 120-year-old design alive in some of today’s quickest cars.

A salvage-auction Subaru STI hides a blown “built” engine. Teardown uncovers shattered pistons, toasted bearings, and dealer trickery disguised as performance. Pete’s auction-bought 2017 Subaru WRX ...

When you think of boxer engines with their flat, horizontally opposed architecture, it's likely that vintage Volkswagens such as the original Beetle spring to mind. Or perhaps Porsche, which named an ...

First introduced in 1989 with the Subaru Legacy and Subaru Liberty, the EJ series (and its EJ20 and EJ25 variants) became a fast favorite for the flat-four "boxer" layout. With a low center of gravity ...