Amerikansk utgave av e28 528e med m20 finnes for jeg har kjørt en.
528e: Sold from 1982-1988. Equipped with a 2.7L "High Efficiency" M20 6-Cylinder engine that produced 121 hp (90 kW) but 171 lb·ft (232 N·m) of torque. For the 1988 model year, the engine was revised to produce 127 hp (95 kW), by utilizing the cylinder head from the "i" motor installed on the "e" engine block. It was affectionately known as the "super eta".