The BMW N55 engine, which expertly combines efficiency, power, and state-of-the-art engineering, is a significant development in the evolution of turbocharged powertrains. It replaced the twin-turbocharged N54 in 2009 and offered a more dependable and elegant design while still delivering the exhilarating performance that BMW fans have come to expect. The N55, the first BMW engine to be mass-produced with a twin-scroll turbocharger, revolutionised the way forced induction could improve efficiency and responsiveness. If you are looking for one, here we are offering N55 Engine for sale.