Subaru's unique engine layout has driven it to incredible success over the years.

Subaru stands out as the only U.S. automaker still producing a turbocharged flat-4 engine, a configuration that offers unique benefits in performance and handling. With a rich history and a commitment ...

Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

Subaru's old 2.5-liter EJ257 is still the engine serious tuners reach for, thanks to its heavily documented engineering and booming aftermarket.

Brett T. Evans has more than a decade of experience driving, writing about, and evaluating automobiles. His early career comprised writing about pre- and post-war classic cars, as well as late-model ...

Erik Sherman is an automotive journalist and motorcycle enthusiast. Although he has served and worked all over the world in different capacities, his passions belong to all things automotive. His love ...

People who love Subarus really, really love their Subarus. But this Subaru engine is designed in such a way that big problems are commonplace.