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RandallNeighbour · 02-26-2009, 09:40 PM

My Chinese headers bumped my power by 15 hp. I have before and after dyno runs to show it. The aftermarket twin chamber, ultra-high resonance muffler added another 3.

02-26-2009, 09:40 PM	#18
RandallNeighbour Registered User Join Date: Jul 2004 Location: Houston, Texas Posts: 7,243	My Chinese headers bumped my power by 15 hp. I have before and after dyno runs to show it. The aftermarket twin chamber, ultra-high resonance muffler added another 3.