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.

America's automotive history is dominated by the V8. It's what we're most famous for. You can probably hear Jeremy Clarkson saying "V8 motor," with his less-than-kind American accent imitation. In ...

With smaller engines becoming ever more popular with the rise of hybrid technology, they've become more powerful. This is the gruntiest I6 of the lot.

For decades, the gold standard brand for a straight-six-cylinder-powered sport sedan has been BMW. But the gold standard doesn't necessarily mean being the only general game in town worth considering.

Mercedes-AMG’s decision to downsize the engines in several models, including the C 43 and C 63, hasn’t gone over well with buyers, but there’s finally some light at the end of the tunnel. Change is ...