Tag Archives: bmw n55

BMW N54/N55/S55 Ignition Overhaul: B58 Coil Conversion

B58 coil to N54 N55

BMW B58 Coils for N54, N55, and S55 Engines. Why, you ask..? Anyone who’s spent some quality time wrenching on BMW engines might’ve already heard about, or spotted, a curious new combo — when chasing real power from the earlier-generation 3.0L straight-six engines, it’s becoming more common to swap in ignition coils from the newer […]