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 ...

Subaru revealed the 2025 Forester in November 2023 with a single powertrain to its name, that being a 2.5-liter naturally aspirated four-cylinder boxer. In the first half of 2025, the 2026 Forester ...

Toyota, Mazda and Subaru are not giving up on internal combustion yet. The Japanese auto giants are forging ahead with the development of new internal combustion engines, which the automakers say are ...