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Old 06-06-2012, 07:44 PM
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Edgy36-39 Edgy36-39 is offline
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Location: Northern Virginia
Join Date: Jan 2008
Posts: 1,566
Mein Auto: 2006 M3, 2002 M5
Gary -- many threads on this, very subjective topic. Check out my post, has links to other discussions.

Probably nothing wrong with 5w30. But in South Carolina, there is no reason you need to go that thin, and 10w60 gives the engine better cooling due to the broader viscosity range.
Interlagos Blue 06 M3, Autologic tune, K&N CAI, Agency Power midpipes and exhaust, Fortune Auto coilovers, ///M Pedal Kit, UUC SSK. MRegistry listing here.
Le Mans 2002 M5, Black/Titanium, Rogue SSK, Dinan exhaust, PSS9 coilovers, Euro rotors, iPod integration. MRegistry listing here.
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