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		The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board > The 1973 - 1991 Blazers, Jimmys, and Suburbans Message Board
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09-26-2012, 07:56 PM	#1
91Subbed Registered User Join Date: Dec 2011 Location: Arlington Tx Posts: 182	Exhaust When up grading to headers and dual 40 series flowmasters is it necessary to reinstall the cataylac converters? Other than emissions reasons? 1991 suburban 350 2wd. Posted via Mobile Device

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