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.

For over three decades, the EJ20 was the workhorse of Subaru, as the 2.0-liter flat four boxer engine would power models throughout the brand's lineup. However, it's the engine's generations of ...

Although Subaru didn't invent flat engines, and isn't the only automaker still using them, those motors have become a defining characteristic of the brand. (The same can be said for all-wheel drive, ...

Toyota, Mazda, and Subaru announced a new collaboration developing new internal combustion engines. At a joint conference the three automakers emphasized their commitment to advancing engine ...