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E90/E91/E92/E93 (2006 - 2013) The E9X is the 4th evolution of the BMW 3 series including a highly tuned twin turbo 335i variant pushing out 300hp and 300 ft. lbs. of torque. BMW continues to show that it sets the bar for true driving performance! -- View the E9X Wiki
I'm observing engine noise quite high with and with out AC. This happens after i drive few miles. Recently while parking my friend said my car engine sound like some industrial noise. I observed this issue before and mention it at my dealer they are saying its normal. I feel slight vibration on my steering wheel in drive mode when car on stop..
I captured the sound when outside temperature is 70 F with no AC and after running few miles, Please find the link below
Please let me know this is normal or what shall i do to overcome this annyoing sound.