Originally Posted by
mvagusta10
I was thinking about red line or amsoil 5w30...
If you're considering using an AMSOIL product, their website recommends the European 5w40 Synthetic oil. Looks like it can be purchased for $7.50/quart + S&H charges. AMSOIL product spec sheet for my 2007 XFire NA Coupe is attached.
Later,