I put solid subframe bushings into my e46 and you really don't get any NVH. I haven't ever experienced a significant increase in NVH with suspension busings (subframe, FCABs, RTABs).
When you go with poly or solid drivetrain bushings...you will get a lot more NVH.
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2018 F30 320iX Melbourne Red
2011 E90 M3 Monte Carlo Blue
2004 E46 M3 Imola Red
2000 E36/7 Z3 Steel Blue
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