Though automakers like Stellantis, Mazda, BMW, and Mercedes-Benz are keeping a few straight-six engines alive in 2025, there are currently just two straight-six diesel powerplants left on the market.

Generally, we associate inline-six engines with pretty excellent reliability; for example, the ultra-reliable 4.0-liter straight six in classic Jeep Cherokees routinely reach six-digit mileage counts ...

Oh, Pontiac, your death in 2009 was a bitter pill, as memories of big block Trans Ams and GTOs flooded forth with the tears. Not that Pontiac's end was hard to see coming; the brand had been ...

Volvo knows how to make a good six-cylinder engine ...