While people praise the dulcet tones of the finest V6s, V8s, and V12s, many dismiss the sounds of four-cylinder engines.

We claimed that few BMW engines come close to the sonic extravaganza offered by the inline-six in the E46 M3. Still, there is one model that's often lauded as the best-sounding Bavarian car ever made.

Inline-6 engines also don't need the balance shafts of V-6 engines to reduce vibration, which cuts down on mechanical noise.

Jeep's 1980s era 2.5-liter four-cylinder engine didn't have a ton of power behind it, but it was incredibly reliable, something it's still known for today.

GM Authority has learned that a higher-output variant of the GM turbocharged 2.0L inline four-cylinder LSY gasoline engine could be in the works.