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Originally Posted by BimmerDude
Google the company up. BG is the maker. They make great additives and fuel cleaners as well. This is what BMW uses on all there cars to do simple tune ups. Look around and do a search on this site and see what others say about this product. GL
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My manual (2003) says the following about this and other additives:
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BMW engines are designed to operate without oil additives; the use of additives could lead to damage in some cases. This is also true for the manual transmission, the automatic transmission, the differential, and the power steering system.
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Anything that changes the viscosity makes the oil manufacturer's certification as to viscosity and thermal stability invalid; what is the point of buying an SL oil with an A3/B3 rating and losing that rating?
If it works for you, great. Just be aware of the risks and liability.
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2007 X3 3.0si, 6 MT, Premium, White
Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue
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