Quote Originally Posted by blackshine007
My car from the factory came with a sticker that says "Premium Recommended" and I can tell a difference between running regular vs. running regular. Let me tell you on regular, the fuel needle really moves. If I get 300 miles with regular I'm doing really well. And that's acutally driving normally. On premium, I get way better. I get close to 30 mpg on the highway with it. I filled up with regular and not only is it slower, but I'm probably getting about 22-24 mpg right now. Sux for me.
You can tell a difference between running regular and running regular?