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Where did this PDF go? Can someone send it to me? https://www.svtperformance.com/forums/threads/03-04-cobra-vacuum-lines-documented.733504/#post-15593026

I have a strange issue with my 03 cobra. About 50% of the time the boost only goes up to about half of what it's supposed to, and the car seems to sound more muffled when it acts up. The only mods I have are; a pulley, intake & exhaust. Changed sparkplugs / oilfilter / oil / cleaned airfilter...