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      10-07-2019, 12:27 PM   #3
j1980mac
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Drives: 2018 X3 M40i
Join Date: Apr 2018
Location: Austin TX

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Quote:
Originally Posted by Fuel-It! View Post
The power gains are minimal at stock power levels but as you tune it you'll get more power with the intake, and it sounds great. I don't think any B58 intake is CARB approved for California though.
Is there a dyno test (other than BMS claims) to prove that?
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