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      09-26-2011, 01:16 AM   #59
BlackSaphr
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Drives: E92 M3
Join Date: Jun 2011
Location: MTL

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Mine makes a chuffing sound Sounds sorta like a steam train In high gear, low rpm ( 2000-3200rpm) then it goes away. Funny thing is it's only when in gear, If I rev up the car in neutral under no load it's smooth as butter.