Making Real Power with Port Injection B58

Deciding to go with a port injection B58 setup is usually the exact moment your build goes from "fun daily" to "serious contender." If you've spent any time in the BMW or MKV Supra communities, you've probably heard people talking about hitting the "fuel ceiling." It's that frustrating point where your turbo still has plenty of boost left to give, but your fuel system just can't keep up. The B58 is an absolute unit of an engine, but like any direct-injected platform, it has its limits once you start chasing those big 600, 700, or even 800+ horsepower goals. ...

May 11, 2026 · 6 min · Scarnatto Ramm