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Mac header exhaust system

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Old May 29, 2004 | 08:55 AM
  #1  
UltraZLS1's Avatar
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From: Jackson, Michigan
Mac header exhaust system

This set-up looks like a really good deal.
Anyone have any opinions on this?
What about the o2 sensors? Am I going to need simulators or what?

thanks

http://cgi.ebay.com/ebaymotors/ws/eB...480417373&rd=1
Old May 29, 2004 | 03:10 PM
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No, you don't need simulators or extensions. The stock ones will reach. That is the same guy I bought my MAC setup from. He's a good guy, he sold me a catted Y-pipe for an additional $200.
Old May 29, 2004 | 04:02 PM
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How is the system? noticeable power gains?

If I go with the off-road y-pipe I will need the simulators though correct?
Old May 29, 2004 | 05:44 PM
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Yeah, I love it. You will ned sims if you get an off road y-pipe. I mainly noticed more mid range power. They also created a better exhaust tone, should be a little louder if your going with an off road Y-pipe.

In addition to the sims your going to need new header gaskets. I also used new air tube hose gaskets, but managed to reuse the EGR gasket. You should also look into the restrictor plate mod, it stops this common ticking noise caused by installing headers on these cars.
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