CM Performance Bloghttps://cmperf.uk/blog/Development stories and BMW tuning notes.en-gbBMW Engines and ECU Families We’ve Seen So Farhttps://cmperf.uk/blog/bmw-engines-ecu-families-seen-so-far/https://cmperf.uk/blog/bmw-engines-ecu-families-seen-so-far/N20/N26 four-cylinders, N54 and N55 six-cylinders, newer B-series cars, S55 M cars and N63/S63 V8 applications. A look at the ECU families we’ve encountered and a few of the features owners have asked us for.Sun, 01 Nov 2026 00:00:00 GMTBMW 428i: DSC off, Sport+ stayshttps://cmperf.uk/blog/bmw-428i-dsc-off-sport-plus/https://cmperf.uk/blog/bmw-428i-dsc-off-sport-plus/Keeping Sport+ sound, throttle response and aggression with DSC fully off. Our BMW 428i drift development story.Mon, 26 Oct 2026 00:00:00 GMT