Hybrid technology has significantly evolved over the past two decades, expanding beyond fuel efficiency and emissions reduction. Initially designed for economy-focused vehicles, hybrid powertrains ...

Today, however, Audi is the only automaker still producing a five-cylinder, specifically a turbocharged 2.5-liter inline-five used in high-performance models from its Audi Sport division, such as the ...

Four-cylinder engines have been propelling compact and mid-size vehicles for over a century. Compact dimensions, low price, good power, and excellent fuel economy made them the preferred choice for ...