BMW N54 Power Gains

BMW N54 Power Gains
When you hear someone mention “Sick Gainz” it’s typically in the neighborhood of at least one “Do you even lift, bro?”s. But, there’s something even more deserving of the sick gain description. The gains I’m talking are on your N54 powered BMW and the only supplement required is the Accessport. Every 135, 335, and 535 (also included is any z4, x5 and x6 with a 35i insignia, and the 1m) from 2007ish to...