The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Manifold or Headers, H or X pipe, muffler brand

swamp rat · 06-23-2015, 01:24 AM

Search a horse power VS pipe diameter flow chart for exhaust pipe and you'll find that for you horse power you won't need anything more than stock manifolds and a 2 1/4 exhaust duals

06-23-2015, 01:24 AM	#16
swamp rat Registered User Join Date: Oct 2007 Location: Spanaway Posts: 8,451	Re: Manifold or Headers, H or X pipe, muffler brand Search a horse power VS pipe diameter flow chart for exhaust pipe and you'll find that for you horse power you won't need anything more than stock manifolds and a 2 1/4 exhaust duals __________________ Mike. Swamp Rat build thread : http://67-72chevytrucks.com/vboard/s...d.php?t=595019 72 3/4T 4X4 4" BDS Lift 33" BFG's