Subaru Ditches the WRX STI… For Now, at Least A new version of this beloved performance car, one based on the redesigned WRX, will not be offered. A next-gen model could be electrified, though.

Subaru announced late Friday that it has ceased development of the internal-combustion engine for its WRX STI — the brand's worldwide halo performance model.

The engine in the 2021 Subaru WRX STI, the last model year sold here, was a 2.5-liter, turbocharged and intercooled flat-four, putting out 310 horsepower on premium unleaded fuel.

Subaru’s WRX is a wolf in sheep’s clothing. Of course, if you’re a Subaru loyalist, you’ll know its winning World Rally Championship pedigree. Even if you don’t, rest assured, your four-door sedan ...

With tuned suspension, Brembo brakes, and rally-inspired DNA, the WRX tS carves out its own niche—but doesn’t quite fill the STI-sized void. New Edmunds data shows that 1 in 4 trade-ins toward ...

Subaru will debut a performance-focused prototype at the 2025 Japan Mobility Show, hinting at a possible next-generation WRX or STI. The vehicle will feature a newly developed boxer engine and an ...

The WRX might be powered by a new 2.4-liter boxer engine generating 271-hp but the next generation WRX STI, due out next autumn, will up the ante considerably. Targeting the Mercedes-AMG A45 S’s ...

Yes, that’s a massive wing towering over the rear of a Subaru WRX. No, it’s not an STI. Subaru is still on its sub-STI kick of putting out models with special kit but no extra power, and ...

However, the WRX STI unit should feature different turbocharger and ECU mapping resulting in a promised output of 350 hp, with the potential of squeezing even more without any hardware interventions.

Subaru's latest WRX launched in 2021, but the WRX STI was discontinued in 2022 due to tightening emissions regulations. The brand reintroduced an STI-badged WRX exclusively in Japan, but it's ...