Quote:
Originally Posted by Red Bread
Yeah, I just used the difference in 89 and 91/93 octane, since 87 will almost certainly ding performance and mileage more than the potential savings.
...SeaFoam into the intake or physical cleaning is the only option.
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Did anybody spray SeaFoam into the intake ? I plan to do that but I do not know where exactly to spray it. Thank you.