It is powered by the S55B30 engine, which is developed and engineered by BMW M GmbH. This 3.0-litre inline-6 engine has been built specifically for the new M4/M3, having a redline of 7,600 rpm with the rev limiter actuated at 7,300 rpm. The engine uses two mono-scroll turbochargers with a peak boost pressure of 18.1 psi (1.2 bar).

2025 BMW M4 CS Vehicle Type: front-engine, all-wheel-drive, 4-passenger, 2-door coupe. PRICE Base: $124,675. ENGINE

The new high-performance BMW M TwinPower Turbo inline 6-cylinder gasoline engine in the BMW M4 Competition xDrive Coupe turns out a mind-blowing 523 hp on the road. It‘s known for its outstanding power output and distinctive M engine sound.

The engines of the BMW M3 & M4. BMW M engine developer Berti explains the engine details of the new BMW M3 Competition and BMW M4 Competition.

With its improved M TwinPower Turbo inline 6-cylinder petrol engine, the BMW M4 Competition Coupé underlines its claim to high performance. Numerous drivetrain and suspension technologies adapted from motor sports make this high-performance coupé more exciting and dynamic than ever before.

Base engine: twin-turbocharged 3.0-liter six-cylinder with 473 horsepower and 406 pound-feet of torque (M4) Available engines: twin-turbocharged 3.0-liter six-cylinder with 503...

Explore the features and specifications of the BMW 4 Series Coupe models. Find information on transmission, engine type, drivetrain, and more.

Detailed specs and features for the 2025 BMW M4 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.

With an intoxicating twin-turbo inline-six and a razor-sharp chassis, the BMW M4 is a muscle-bound brute in search of its soft side.

The M4 Competition xDrive Convertible is equipped with a 3.0-liter BMW M TwinPower Turbo inline 6-cylinder gasoline engine. The 523-horsepower output translates to a top speed of 155 mph, and a 0-60 mph time of 3.6 seconds.