Thread: Exhaust valve modification
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      06-23-2018, 10:45 PM   #10
Demon Barber
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Drives: 2018 M5, 2022 911 Turbo S
Join Date: Dec 2015
Location: NC

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Quote:
Originally Posted by onfireX5 View Post
How does it sound at light throttle 60-70mph? That was the only problem zone with the X5M.
I'll try it out this coming week. Hopefully no drone.
Appreciate 0
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