Mac header mod pics please??
Mac header mod pics please?? I get the part about porting the primaries but whats up with this flowmaster collector buisness??I did a search but found no pics.Anyone have pics for me or some good info,maybe even how to?What kinda gains with these
Thanks BTLFEDSS
Thanks BTLFEDSS
The only flowmaster collector I know of is for the y-pipe. I guess some people say the MAC y-pipe needs a flowmaster collector for better flow, but I havent heard this. They do flow really well and I have one on my custom y-pipe. Here is a pic of what I am talking about.
From Summit Racing:
The one I got:
The collector installed on my y-pipe:
From Summit Racing:
The one I got:
The collector installed on my y-pipe:
