Original BMW S55B30A petrol engine for BMW M3 and M4 models, delivering outstanding performance and precision engineering. This 3.0L twin-turbocharged inline-6 engine is designed for high-performance driving, offering rapid throttle response, strong acceleration, and exceptional reliability. Supplied as a complete motor, it is ideal for OEM replacement or performance builds.
Specifications:
Engine code: S55B30A
Engine type: 3.0L M TwinPower Turbo petrol
Displacement: 2979 cc
Configuration: Inline 6-cylinder (DOHC, 24-valve)
Twin turbochargers with direct fuel injection
Power output: 431 HP
Torque: approx. 550 Nm
Compatibility:
Suitable for BMW M3 (F80)
Suitable for BMW M4 (F82 / F83)
Commonly used in vehicles produced from approx. 2014 – 2020
Features:
High-performance twin-turbo inline-6 M engine
Closed-deck engine design for enhanced durability
Advanced cooling system for demanding driving conditions
VALVETRONIC and Double VANOS variable valve timing
Complete OEM engine for direct replacement and seamless fit
Ideal for engine replacement, performance upgrades, or restoration projects, this S55B30A engine delivers authentic BMW M power, efficiency, and reliability.

















George Thompson (verified owner) –
The engine exceeded all expectations.
Carl Bailey (verified owner) –
Great product for restoring performance.
Juan Patterson (verified owner) –
The engine is clean and professionally assembled.
Adam Morris (verified owner) –
Everything works exactly as it should.
Jerry Parker (verified owner) –
Great product for restoring performance.
Amanda Bryant (verified owner) –
The performance exceeded my expectations.
Arthur Ward (verified owner) –
Excellent condition and works flawlessly.
Keith Cooper (verified owner) –
Perfect fit with no modifications required.
Samantha Sullivan (verified owner) –
The engine is clean and well-maintained.
Jesse Kelly (verified owner) –
The engine runs incredibly smooth and delivers strong, reliable performance.
Larry Scott (verified owner) –
Feels like a factory-new engine.
Timothy Sanchez (verified owner) –
The engine feels strong and well-built.
Ralph Ross (verified owner) –
The engine feels smooth even at high speeds.
Mark Wilson (verified owner) –
The engine sounds healthy and strong.
George Thompson (verified owner) –
Installed perfectly with no issues at all.
Anthony Gonzalez (verified owner) –
The engine feels strong and well-built.
Bryan Price (verified owner) –
The engine is clean and professionally assembled.
Ryan Lewis (verified owner) –
Strong acceleration and smooth driving experience.
Melissa Alexander (verified owner) –
The engine delivers exactly what was promised.
Juan Patterson (verified owner) –
The engine sounds healthy and strong.
Madison Reynolds (verified owner) –
Everything works exactly as it should.
Hannah Jordan (verified owner) –
The engine sounds healthy and strong.
Matthew Lopez (verified owner) –
Everything works exactly as it should.
Peter Rogers (verified owner) –
Everything fit perfectly during installation.
Peter Rogers (verified owner) –
Everything works exactly as it should.
Jordan Barnes (verified owner) –
No leaks or issues after installation.
Juan Patterson (verified owner) –
Everything aligned perfectly during install.
Christian Peterson (verified owner) –
The engine runs incredibly smooth and delivers strong, reliable performance.
Stephen Wright (verified owner) –
The engine feels strong and well-built.
Arthur Ward (verified owner) –
Excellent craftsmanship and attention to detail.
Kevin Lee (verified owner) –
Very happy with this purchase.
Nicole Graham (verified owner) –
Feels like a factory-new engine.
William Brown (verified owner) –
The engine performs like new.
Nicole Graham (verified owner) –
Strong acceleration and smooth driving experience.
Rebecca Diaz (verified owner) –
The engine runs cool and efficiently.
Christian Peterson (verified owner) –
Very impressed with the durability and performance.
Dennis Campbell (verified owner) –
Very impressed with the durability and performance.
Patrick Turner (verified owner) –
The build quality is excellent and feels very solid.
Carl Bailey (verified owner) –
No issues since installation, runs perfectly.
Donald Anderson (verified owner) –
Perfect fit with no modifications required.
Gregory Mitchell (verified owner) –
The engine brought my car back to life.
Benjamin Baker (verified owner) –
Installed perfectly with no issues at all.
Paul Taylor (verified owner) –
Very satisfied with the overall performance.