Dodge has its V8s, Subaru has its boxer engines, Honda can make the most out of a four-cylinder, and Audi is synonymous with the inline-five. The Audi 5-cylinder found in the 2026 Audi RS3 is part of a long legacy covering various powerplants, and stretching well beyond the German automaker’s own portfolio, powering everything from turbodiesel Volvo wagons to Volkswagen rally cars.
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