The BMW B48 is a turbocharged inline-four petrol engine which replaced the BMW N20 and has been in production since 2014. It was first used in the F56 Mini Hatch and has been used in BMW applications since 2015.

Is the B48 reliable? Yes, the B48 has an above-average reliability and doesn’t have major failure points, but still requires maintenance and attention in some areas. Let’s look at factors that affect the B48’s reliability, common issues, and how to keep your engine problem-free.

Jul 3, 2023 · In this ultimate guide, we cover the 2.0L turbocharged inline 4 BMW B48 engine. Learn about B48 specs, modifications, and reliability.

Mar 3, 2025 · The B48 engine has made its mark across a variety of BMW models, showcasing its versatility and performance capabilities. This turbocharged four-cylinder engine is not just a one-hit wonder; it’s been integrated into several vehicles, each …

Oct 29, 2023 · The BMW B48 is a turbocharged inline-four petrol engine that was introduced in 2014. It is part of the modular BMW B-series engine family, and replaced the N20 and N26 engines.

Feb 14, 2020 · In terms of N20 vs B48 performance, both the N20 and B48 pack small 2.0L turbo engines that produce impressive power for their size. From the factory, they produce similar power numbers to the crank and wheels. However, B48-powered 35i …

Mar 15, 2021 · The B48 is a 2.0L single turbo engine that is part of the BMW B series modular engines. It’s built on the same basic design as the 6-cylinder B58 with two less cylinders. BMW’s B48 engine is also the successor to the 2.0L turbo N20 engine.

Feb 6, 2025 · The BMW B48 engine is a versatile and efficient inline-four engine that is part of BMW’s modular engine family. It is designed to deliver a balance of performance and fuel efficiency, making it a popular choice for various models in the BMW lineup.

In this head-to-head comparison, we’ll explore the specifications, power output, tuning potential, sound characteristics, fuel efficiency, and reliability of the B48 vs. the B58. The BMW B48 started production in 2014. It powers BMWs such as the G20 330i, and the X3 30i.

A series of 2.0-liter BMW B48 gasoline engines has been produced by the company since 2014 and is installed on almost the entire modern model range of the German automaker. Two versions of the motor differ: B48A20 – for cars with front-wheel drives and B48B20 – with rear ones.