Whether or not twin-turbo engines require premium gas is a matter for each individual engine manufacturer to decide. Reviewing some carmakers' statements as to which grade of fuel they recommend for ...

The past few years have seen General Motors (GM) introduce a fresh range of gas-fueled powertrains that deliver plenty of power and reasonable fuel economy. The 2.7-liter turbocharged L3B inline-four ...

Stellantis debuts the all-new 2.0-liter Hurricane 4 Turbo four-cylinder engine that combines advanced design and engineering innovation with performance combustion technology. This new engine ...