New Subaru WRX STI To Get 400 HP From 2.4-Liter Turbo Boxer?

The next-gen Subaru WRX STI will allegedly pack a version of the brand's 2.4-liter turbocharged boxer four-cylinder making 400 horsepower (298 kilowatts) and 361 pound-feet (490 Newton-meters) of torque, according to "sources close to the Japanese automaker" speaking to Forbes. The new model reportedly arrives in 2021.
Subaru's engineers are allegedly using the engine from the Mercedes-AMG A45 as the benchmark for the STI's new powerplant.

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