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Figjam74 · 07-31-2008, 10:17 AM

The reason you don't see big improvements with FE using a synthetic is that it really only does a significantly better job when the engine is cold. Once everything's warmed up they are pretty much equals.

07-31-2008, 10:17 AM	#13 (permalink)
Figjam74 EcoModding Lurker Join Date: Apr 2008 Location: Regina, Saskatchewan Posts: 73 Thanks: 0 Thanked 0 Times in 0 Posts	The reason you don't see big improvements with FE using a synthetic is that it really only does a significantly better job when the engine is cold. Once everything's warmed up they are pretty much equals.