Originally Posted by 08ramKING
Question. Has anyone ever seen fuel gains or power gains with a TB spacer???
My CAI came with the TB spacer. Therefore, I can't say that the TB is the reason my MPG's improved, but I improved about 2 MPG city but only 1 MPG hwy. I also have a Superchips programmer. I will say that the 87 octane tunning gives better results than the Gas Mileage tunning.