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Yes back pressure is bad but you still have to have some for scavenging to work properly. You want to maximum amount of velocity and have minimal amount of back pressure also reversion waves aid in the scavenging process. You are always going to run into back pressure because you are pumping the...

Okay i read through most of the article. Its pretty much what i said about my first comment that you asked your question about. I said "So get pipes that give max flow and enough back pressure for the engine to run perfect". The article says "Exhaust designer knows that you must balance flow...

With the correct exhaust system. Both of those things occur at the same time.

Well what did you need to know?

Do not worry about the fitment they will have all the pipes/flanges/hangers/muffler/cats/tips you can poke a stick at and will fit any system no problem. They are right about the prebuilt being cheaper but with custom system your only adding labor, the mark up on the parts will pretty much be...

Hello Shelbyr, I still have not put an exhaust system on my car yet because of loss of license. What i decided on after much more research is go into a exhaust shop and get a custom "cat back" system. You can explain to them what you want and they can guide you into the right direction. You may...

Cheers dude I’ll think I have to give that a go a lot of people have been saying that set up. Ill tweak it from there.

I’m after a cat back system for my SV6. I have looked a lot of threads on this topic but nothing with enough info. The stock system is very quiet and I can only ever hear the engine. I want something that is quiet down low and on start up so it’s possiable to drive early morning and late night...

Can you put VE lights on a VZ?