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Quad XZT

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Hey guys, I just bought a Quad XZT for my 5.9. I have gauges, muffler delete, do I need a boost fooler to go with this mod? Is this quad switchable like the edge ez? If you have any experience with this please let me know good or bad I would just like some feedback. Thanks
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ive had two of em each one had a bad wiring harnes.. (bummer) good power though... It is not switchable unless you have a commander.. and no you don't need a boost fooler:thumbsup
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