Although fans and owners of the WRX STI hoped that Subaru would offer the 2.0-liter turbo flat-four in the STI S209 for North America, the Ebisu-based automaker didn’t make their wish come true. The ...

When Subaru announced it was bringing an S-series WRX STI to the US for the first time, we wondered what engine would power it. A turbocharged boxer-four, obviously, but the Japan-only S208 used a 2.0 ...

Since we last left off with our Subaru build, we repaired and upgraded our EJ25 cylinder heads with a set of Kelford R-199-B (264/260 duration) camshafts and Supertech valvetrain, and got the head ...

Japanese oil company ENEOS displays five modified race cars at this year’s SEMA Show, with the Porsche 911 GT3 STI as its most ambitious project. It’s again an engine swap, replacing the iconic ...

The Subaru brand is known for many things — from its rally-bred heritage to historic Subaru boxer engines. Over the past several decades of making engines, Subaru has earned a loyal following among ...

CHICHESTER, UK – The Prodrive P25 made its public debut last weekend at the Goodwood Festival of Speed, and while there, Prodrive Chief Engineer Richard Thompson took us through some interesting ...

The UK-based motorsports technology firm Pro-Drive has built 25 replica World Rally Car Subaru Impreza WRXs. Named the P25, Pro-Drive fully retrofitted Impreza shells with upgraded EJ25 engines, a ...

We’ve learned a lot about the next-gen Subaru BRZ and Toyota 86. We know that a deal between both companies will make Subaru an affiliate company of Toyota and that the twins will switch over to ...

TOKYO — Subaru Technica International Inc. (STI), Subaru Corp's tuner arm, has selected Dunlop SP Sport Maxx GT600A tires as OE fitment on the limited-edition STI S209, a high-performance version of ...

This 2019 Subaru WRX STI in World Rally Blue Pearl, an original-owner, mechanically stock sedan with 37,200 miles, offers a thrilling, unmolested driving experience with hydraulic steering and a ...

When last we left our Project EJ25 build (May '14 issue), we assembled our bottom end using some key components, including Carillo Pro H-Beam connecting rods, JE Pistons, and a Cosworth high ...