The latter debuted toward the end of the decade and was the last BMW model to use the N54, retaining it long after other models had moved on to the single-turbo N55, which replaced the N54 for the ...

BMW's B58 engine, the successor to the N54 and N55, is BMW's most versatile modern engine, used in a wide range of products. Its six cylinders, single turbo, and varying power outputs make it a ...