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Old 01-30-2013, 10:15 PM   #98
Registered User
Join Date: Jan 2013
Location: jakarta, indonesia
Posts: 11
My Ride: e46
nice writeup man, i also had this high rev whistling sound, but when i checked lower and upper intake boot was in good condition. what else could add up for this whistle?
sounds like my car had turbo in it :p
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