E90 & E92 Suspension Mods We believe BMW did an excellent job with the E90 and E92 chassis. They might not be the lightest cars compared to the previous 3 series models. However, the E9x chassis offers great balance and the power steering feels flawless. Of course, with most E90 and E92's nearing or surpassing a decade old a lot of the suspension parts are likely on their … [Read more...] about BMW E90 E92 Suspension Upgrade Guide
BMW N54 Stock Engine Limits How much power can the N54 engine handle in stock form? What are the limits on the N54 block, pistons, rods, etc? These questions come up frequently, but there is no perfect answer. Nonetheless, there are generally accepted limits for the N54. We lay this out straight-forward and dive into a deeper analysis of N54 engine strength and horsepower … [Read more...] about How Much Power Can the BMW N54 Handle?
N54 Charge Pipes & Blow-Off Valves (BOV) A charge pipe (CP) is an excellent early mod to knock out on your BMW N54. It's not so much for the performance benefit as it is for the peace of mind. The stock N54 CP is plastic and is prone to cracking under higher than stock boost. Chargepipe upgrades also allow the option to upgrade to a blow-off valve (BOV) rather than the … [Read more...] about BMW N54 ChargePipe & BOV Upgrade Guide
BMW N54 WMI Guide It's about time we got around to writing a water methanol injection guide for the BMW N54. WMI is an excellent source of fueling for the N54, and comes with the added benefit of cooler intake temps. However, there are also some risks and things to consider prior to opting for methanol injection. In this guide, we'll discuss the benefits, risks, and power … [Read more...] about BMW N54 Water Methanol Injection (WMI) Guide
N54 Fueling Mods & Upgrades This post will serve as a complete guide to N54 stock fueling limitations and upgrades available. What are the limits of the stock N54 fueling system? At what power do N54 LPFP's, HPFP's, or port injection become necessary? How does E85 factor into all of this? We plan to answer all of these questions and then some. Additionally, we will discuss … [Read more...] about BMW N54 Fueling Mods Guide