BMW 3-Series (E90 E92) Forum - View Single Post - N52- Removing sludge- What cleaner?

schwing · 09-10-2014, 12:58 AM

I've had good results with Lucas Upper Cylinder Lubricant and Injector Cleaner. I bought 1 gallon via Amazon. Also, single size available at your local auto parts store. Good luck

09-10-2014, 12:58 AM	#10
schwing Private 12 Rep 64 Posts Drives: 2006 SGM 330i Join Date: Feb 2013 Location: Los Angeles iTrader: (3)	I've had good results with Lucas Upper Cylinder Lubricant and Injector Cleaner. I bought 1 gallon via Amazon. Also, single size available at your local auto parts store. Good luck
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