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Old 08-06-2016, 07:46 AM   #5
Chuck W.
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Join Date: Sep 2008
Location: Agoura Hills (LA) So.Cal.
Posts: 1,571
Originally Posted by Carl.O View Post
I listened to the fister on youtube and it sounds very good. Someone knows what they do to the exhaust? I live in norway so it's a long way to ship, and i also want it to be valved. I still wonder about what pipe size to use, and exactly what cambers i should ame for.

I have the 1999 2.5 so there is no secondary cat's.
Do a Google search and a YouTube search for Boxster muffler modifications or Boxster Pedro modification. There are hours (days) of information out there. GL.
1995 Porsche C4 Cab

2016 BMW M2, 6 Speed LBB - ED 7/2016
1997 993 Cab - Sold; 1997 993 Turbo - Sold
2001 Boxster S - Original Owner - 30K Miles -SOLD
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