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**kwmech** · 01-26-2019, 07:53 PM

Had to have the pipes made off of the manifold into the flowmaster Y pipe....here

https://www.summitracing.com/parts/f...QaAiEFEALw_wcB

then into the muffler and out the back. 3 '' single pipe is plenty unless your going to put in on the track

01-26-2019, 07:53 PM	#7
kwmech Senior Member Join Date: Mar 2003 Location: Colfax-California Posts: 8,717	Re: K30 454 header recommendations Had to have the pipes made off of the manifold into the flowmaster Y pipe....here https://www.summitracing.com/parts/f...QaAiEFEALw_wcB then into the muffler and out the back. 3 '' single pipe is plenty unless your going to put in on the track