Which BMW Has the B38TU Engine? Full Model List Explained
Image: BMW B38A15P Complete Engine for Sale at MT Auto Parts for £2,799.99 The BMW B38 engine is the 1.5-litre three-cylinder engine you will find in the smaller end of BMW's range: the 1, 2 Series Active Tourer, X1, and a handful of other BMW models. It is not the engine that tends to grab headlines, but there are a lot of them on UK roads, and if you are buying a used BMW in this part of the range, you will almost certainly encounter one. This guide answers the question that comes up most often: which BMW actually has the B38 engine, and specifically the updated B38TU version? It also covers what you need to know about reliability and what to check before buying, explained simply. What Is the BMW B38 Engine? Simply put, the B38 is BMW's three-cylinder petrol engine. It is 1.5 litres, turbocharged, and sits at the bottom of BMW's modern engine family, the same family that includes the B48 four-cylinder and B58 six-cylinder, just with one fewer pot. Three cylinders sou...