e90

  1. 9krpmrx8

    E9X Aux rad kit on N55 E90 Auto

    Anyone have any idea why this would not fit on a N55 E90? https://www.ecstuning.com/b-genuine-bmw-parts/secondary-radiator-kit/17117602241kt/
  2. performanceboutique

    Performance Boutique N54 Billet Valve Cover

    Backed by popular demand, we are releasing pricing on our billet valve cover. Please read the post all the way through. We are a Canadian company, but we will be posting prices in USD on the forums as it's the biggest customer base. Plugging of PCV oil drain ports is highly recomended to avoid...
  3. arsenalmse

    Ad: ARSENAL MSE 10% OFF ENTIRE WEBSITE

    Hello Spoolstreet! I thought I would introduce my company to you guys and tell you about some of the awesome stuff Arsenal Motorsports & Engineering has been developing for quite some time. To start off, Arsenal Motorsports & Engineering was started about a year ago by a couple of BMW...
  4. F

    Differences in N55 between E series cars and F series cars

    Whats the difference (engine internals and turbo) between the N55 applications in the E series cars and the F series cars? Thanks!
  5. ATL-IS-N54

    BMW ONLINE WHOLESALERs THREAD

    whats your favorite / best place to order Orgional parts for these machines? I've been using bavauto/partsgeek/ecstuning and between those I've gotten just about any and everything I need... I'll probly need coils soon and was wondering what other people are doing for original parts? Partsgeek...
  6. stelvio

    N55's...how reliable?

    Hello people of SS. I just recently sold my N54 335i and was looking into the N55's due to so many issues that the N54's had. I N54's are known for wastegate rattle, vanos solenoids, cam ledge issues, HPFP, etc, etc...but I'm wondering how much more reliable and/or improved is the N55 engine...