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      06-01-2016, 11:04 PM   #18
JamRWS6
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Drives: 2022 X3M Competition
Join Date: Aug 2012
Location: Dallas, TX

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Based on dyno graphs you will need a JB4 on a 335i to match power output of a stock 340i. My wife has a xdrive 335 and I have a new 340; only chance the 335 has is out of the hole with xdrive. I don't know how long the 335 could stay ahead though.
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- 2021 X5 xDrive 40i
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