Zach is a BMW enthusiast with a passion for performance. With over 10 years of experience modifying and performing DIY work on BMWs, he’s developed a deep understanding of virtually every BMW engine. He’s also the proud owner of a 600whp N54 with upgraded twin turbos and an E30 325i drift car and has a particular affinity for the S58 engine. Zach is highly knowledgeable about all things BMW, but his expertise in tuning and performance mods sets him apart. His experience as an enthusiast, combined with his technical knowledge, makes him an essential resource for anyone looking to improve the performance of their BMW.
Finally, we’re getting around to writing about water methanol injection for the S55 M2, M3, and M4. WMI acts as additional fueling for the BMW S55, and also offers cooler intake temps. There are several other benefits to WMI that we’ll jump into in this guide. However, there are also a few risks when running…
Use the following keys to search for a specific topic: Windows: Ctrl + F Mac: Command + F We will break the B48 FAQ guide into the following subjects: For more information about the BMW B48 including specs, popular modifications, and common problems, check out our Ultimate BMW B48 Engine Guide. BMW B48 General Info…
BMW’s B58 3.0L single turbo inline-6 quickly followed the footsteps of its older brother – the legendary BMW N54. The N55 took a small step down to focus on reliability over strength. BMW turned things up again with the B58. It’s a strong engine internally, and a major reliability improvement over the N54. However, no…
The 2018+ F90 M5 is an absolutely insane car from top to bottom. It’s no secret the S63tu4 engine in the M5 is severely underrated from the factory. BMW quotes the F90 M5 competition model at 617 horsepower and 553 torque. In reality, this engine puts down about 620 horsepower and 600+ torque to the…
We finally wrote some methanol injection guides for the N54 and B58 engines a couple of months back. Now it’s time to show the N55 some love and discuss water-methanol injection. It’s an excellent source of fueling for the N55, and also helps the engine run cooler. There are, however, some risks to running meth…
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…
We’re following up our S55 twin turbo upgrade guide with a similar article for single turbo kits. Many BMW enthusiasts are familiar with the S55 M3 & M4’s accomplishments. It didn’t take much time for the S55 to break into the 600whp ballpark on stock turbos. A few years later, RK Tunes broke the 1000whp…
The most common BMW S63 engine problems include the VANOS solenoids, rod bearings, excess oil consumption, spark plugs, & ignition coils. Despite these few issues, the BMW S63 remains a reliable engine. However, it’s a high-performance twin turbocharged 4.4L V8 which means it’s more expensive to maintain and repair compared to an average vehicle. In…
The BMW N20 2.0L 4-cylinder is a great engine overall. They’re sporty, efficient, and fairly reliable engines. A tune and simple bolt-on mods can also push the N20 beyond 300whp. Those looking to push things to the next level will need to consider an N20 turbo upgrade. However, pushing the N20 engine too far doesn’t…
In this article, we discuss the B58 stock fueling limits and upgrades available? What are the limits on the B58 and B58TU fuel systems? What power do B58 HPFP and port injection upgrades become necessary? How do E85 mixtures tie into the fueling limits? We’ll move through this questions and then some. Additionally, we list…
The new BMW B series modular engines went in a new direction for charge air cooling. BMW changed to a top mount air-to-water intercooler design. As such, the B48 does not use a traditional FMIC. Whether or not these upgrades are worth it on the B46/B48 is up for debate. Worry not, though. In this…
This post is going to feel a bit odd to write. We typically like to throw in some technical data and analysis. Nonetheless, there are some minor different between the B46 and B48 engines. Let’s dive in and discuss the BMW B46 vs B48. B46 vs B48 Emissions Emissions standards are really the only difference…
