Oct 16, 2008 #1 D dank Member May 17, 2008 82 0 6 I'm just curious cause I usually run 91 octane but I'm curious if I shold use a lower octane. My prime concern is what is best for my engine.
I'm just curious cause I usually run 91 octane but I'm curious if I shold use a lower octane. My prime concern is what is best for my engine.