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.

The legendary STI badge is poised for a return, but don’t expect a boxer engine or turbo whoosh. Subaru says the future of performance is electric. Subaru fans still talk about the WRX STI like it’s a ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Subaru might not be making a lot of noise, but it’s definitely hinting at something big for fans of sporty compact cars. The company has quietly dropped a mysterious teaser that appears to preview the ...

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 ...

Subaru will soon reveal two new STI-branded concepts, one of which is fully electric. The blurb makes the Performance-E concept sound like a production preview study. It looks like a hatchback or ...

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, ...

Update: We’ve added a full gallery of live shots straight from the Tokyo motor show floor, where Subaru’s duo of STI concepts finally step out from the renderings and into the real world. One by one, ...

Car companies used to have an obsession with the number 12, especially in Formula 1. The siren song of a duodecimal engine has ensnared many an automaker, resulting in shrieking double sixes with ...