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BMW S58 3.0T Engine Guide — M2 G87, M3 G80, M4 G82 | Tuning Stages & Build Paths | YPG Motorsport
BMW S58 3.0T Engine Guide — M2 G87, M3 G80, M4 G82 The BMW S58 is the defining inline-six of the current M car era. A 3.0-liter twin-turbocharged powerplant born from the B58 platform but re-engineered from the ground up for M duty, the S58 is found under the hood of every G-generation M car that matters: the M2 G87, M3 G80, M4 G82, and their X3 M / X4 M siblings. This guide covers the architecture, stock output across variants, every tuning stage from bolt-on to full build, known weak points, and the supporting mods you need at each...