evo upgrade
this is probably a question for bill or corey i have sent in an order form but cant remember which tunes i put in for custom tune and which ones i kept for the canned tunes i know that i want a 87 custom and to also keep my 87 tow and the level 1 tune also if bill has to tune for a specific cai or if you have one does it matter as long as he knows that you have one any advice would be extremely helpful
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