Dinan Blue ignition coils for BMW M52, M54 (pre-Sept 2002), M62, M73, S52 and S62 engines. Delivers up to 10% more spark energy than stock - no coding, no mods, direct plug-and-play fit.
Fixes misfires, rough idle and sluggish throttle response on ageing M-series engines
Blue housing with Dinan branding - built for function, not just looks
Verified OEM-compatible part numbers: 12137599219, 12131748018, 12139067830
