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      07-03-2013, 11:56 AM   #16
zayzay
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Drives: bmw 1M
Join Date: Aug 2011
Location: Florida

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now my car is back to stock, except for my intercooler and i am still hearing the whistling at start up when the car is cold and when you press on the gas. is this normal or could their be a turbo issue? does anyone with a stock 1m is experiencing this same annoying sound?
Appreciate 0