The 6 Best Power Mods for E60 BMW 535i – N54 Tuning for Major Muscle
It's got that same beefy N54 twin turbo 6 as in the 335i/is and 135i/is, and like the N54 in those cars, it can make a TON of power with the right mods. If you...
Methanol Injection
Meth Head: Go Faster with Methanol Injection for BMW N54, Audi & Porsche Turbo
If you are looking to increase power output of your boosted BMW N54 or N55, Audi or Porsche 911 Turbo, one of the most effective and simple mods you can make...