Resurrecting my old post. Those of you who were behind me a DGRR this year were treated to the smoke screen. I finally got around to pulling the DP and taking a look at the turbine wheel...
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					Originally Posted by  mazpower
					 
				 
				Try pulling your downpipe and check the color of the turbine. Brown/tan is normal, an off white is indicative of oil burning from the turbine seals. 
			
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 Here's some pictures, I'm thinking shot turbine seals now, what do you guys think? Definitely white/off-white color deposits.