AMG has played with smaller engines in the recent past, controversially swapping the V8 out of the C63 for a four-cylinder ...

The company basically binned the car's stock high-output 2.0-liter biturbo-based hybrid powertrain—battery pack and all—and swapped in an older version of Mercedes-AMG's latest 4.0-liter twin-turbo ...

The Mercedes-Benz C-Class compact luxury ... four-cylinder engine, while the AMG C43 gets a 385-hp, twin-turbocharged 3.0-liter V-6. The high-performance AMG C63 is powered by a twin-turbocharged ...

The Mercedes-Benz GLE mid-size SUV seats five in standard ... while a 510-hp, twin-turbo V-8 is used in the GLE580. All three powertrains are equipped with 48-volt mild-hybrid systems.

Out of all of the performance car brands grappling with the zero-emissions transition, none have had the success of BMW M.