How do you know the tune is spot on when y'all have never shut the car off and pulled it back to check plugs? Y'all have no idea what your tune really is.
And 93 changes from pump to pump and brand to brand by the way.
I have told Brandon 100 times what to do to make sure he's good. Ya'll may even be leaving something on the table and not know it.
Last edited by WWhittle; 08-24-2011 at 08:54 AM.
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