MT Auto Parts Blog | Expert Tips for BMW enthusiasts on BMW Parts, Accessories, Engines and More

  Image: BMW B58B30C Complete Engine with just 30K miles for sale at MT Auto Parts  The BMW B58 engine is the 3.0-litre turbocharged straight-six that most BMW enthusiasts consider the pick of BMW's current petrol engine range. It went into the M340i, M440i, M240i, Z4 M40i, and a handful of other models, and it has been quietly updated twice since it first arrived in 2016. The latest version is the B58TU2, also known internally as the B58N. It arrived between 2022 and 2023, depending on the model. If you are buying a newer B58-powered BMW, working out which version you have matters, particularly if you ever need to look for a used BMW engine or specific parts. This guide keeps it simple. The B58 Family in Plain English The B58 has gone through three generations. The original B58 (sometimes called B58A) launched in 2016 in the F-chassis cars. Then, from 2018 to 2019, BMW updated it to what most people call the B58TU or B58D. This is the version that went into the G-chassis M ...

  Photo by Volodymyr Leush on Unsplash Most BMW owners don't spend much time thinking about engine codes. Fair enough — that's what mechanics are for. But if you've ended up here, something has probably prompted the question. Maybe a garage mentioned the B58TU. Maybe you're buying a used BMW and want to know what you're getting. Maybe your current car has developed a problem, and you're trying to make sense of it. Whatever brought you here, this is the no-nonsense guide. We'll tell you what the B58TU actually is, which BMWs have it, and what it's like to run day to day. Short sentences. Plain English. Everything you actually need. The B58TU — What Is It? BMW's B58 engine launched in 2015. It's a 3.0-litre, six-cylinder petrol engine — the kind BMW has always been known for. From the moment it arrived, it was clear this one was special. Smooth, punchy, and remarkably well-built for a modern turbocharged unit. A few years later, BMW went back in a...