Recent content by Z4 3.0si Coupé

Still available? And is the smaller filter for the sound generator? If so, do you still get sound from the generator since this is now seems to be separated from the inlet itself.

The part number for both solenoid is the same: 11 36 75 85 425. The price in the Netherlands was 77EUR per piece without VAT. But even when you only have 25% of the effect I had, I would recommend you to just replace the two of them :)

Hi Cossie, In my case it made a huge difference. Like really huge. The overall behavior of the car changed. It is like going from a 2.5 engine to a 3.0. Smooth idle like a BMW L6 engine is suppose to idle. No more hesitation in lower rpm and way more power over entire the rpm range. The 4000...

Thanks a lot, Stu! Removing the cover just gave me that little more space for light and pulling the connector. The DIY for Z4 is different btw, also because of the fact that the layout of the connector cables is different then on 1 series, 3 series, X3 etc. Again, a tighter fit then on other...

Hey there, Since I am facing the famous vanos issues with my BMW Z4 Coupe with N52 engine, I decided to order new solenoids at the local BMW dealer. Symptoms are: - rough idle - low power output - sudden power increase above 4000rpm (not like normal flatspots) - once I had a CEL which went...