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      05-02-2010, 06:41 AM   #21
MarvelPhx
www.my330i.com
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Drives: 08 335i
Join Date: Feb 2010
Location: Phoenix

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Here is the dynotest from ESS comparing Roberts RD46 NA with catless Ericsson exhaust vs VT1-535 on stock exhaust. I think this illustrates well what Robert mean. Stroker has more bottom end torque, VT1 has more top end power.
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