on my trucki have removed the cat ant put on a 22in glasspack, then split it out to duals not its a lil too loud and ihave a flowmaster 40 from a friends and i was wondering will the flowmaster bog down my truck like the cat did the truck has alot of responce with out it i was wondering if you guys have any good deals on headers for th4.7L

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2000 QCBW - 4.7L, 186,000, intake, exhaust, twenties for-sale???