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AboutBuildjournal is an independent E46 M3 enthusiast site dedicated to BMW builders, track go-ers and auto photographers. We specialize is tuning performance and community support.
Ivan came to us for a B-Spec Tune about a week ago to give his beautiful alpine white E46 M3 a little bump in power. A few […]
For those who don’t know, I have been working with the folks at Advanced Fuel Dynamics to review their PROFLEX Commander Kit for the E46 M3 N/A […]
I finally got a chance to dyno the Eventuri intake on my E46 M3. The dyno testing was done to measure the power difference between a stock […]