who has ams headers?
#26
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2011 GL550, 2004 Audi S4 v8
Well, I have it all minus a tune...AMS said it doesn't do much for gains with all exhaust and pulley added. I am completely happy with the sound and performance. It is a must for these cars.
People will be like when they hear you come up behind them, and when you leave them in the dust
People will be like when they hear you come up behind them, and when you leave them in the dust
#27
Super Member
You ever get those Cadillac Escalade and honda civics trying to catch up and hope you get traffic in front and they get their chance to look you side by side in traffic....
#29
Member
jtbeche - thank you for the link...very nice!!
My next question is, anybody in Connecticut knows a good muffler shop that knows what I mean when I pull out all the hardward and ask them to assemble the pieces together. I'll have to bring jtbeche's pictures to show them.
My next question is, anybody in Connecticut knows a good muffler shop that knows what I mean when I pull out all the hardward and ask them to assemble the pieces together. I'll have to bring jtbeche's pictures to show them.
#30
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2002 E55 AMG Obsidian Black with Charcoal
There you go! Another enthusiast/owner willing to help you out. Same state and everything. Go for it.
On a similar note: I was thinking of doing this job myself also. Just need to get some stainless wire for my mig welder and the following items: AMS headers. High flow secondary cats. X-Pipe. 45 mandrel bends.
Has anyone exchanged the primary cats with high flow metallic? Have them welded in and keep the O2 sensors? If you are using the AMS headers, it seems that the stock exhaust pipe becomes a bottle neck at the header flange down through the primary cats. I thought that there was a picture of the primary cat cut open. There was a huge restriction inside. I think that changing the primary cat with a high flow "true" 2.25 or 2.5 (which ever the exhaust pipe actually is) would help tremendously.
On a similar note: I was thinking of doing this job myself also. Just need to get some stainless wire for my mig welder and the following items: AMS headers. High flow secondary cats. X-Pipe. 45 mandrel bends.
Has anyone exchanged the primary cats with high flow metallic? Have them welded in and keep the O2 sensors? If you are using the AMS headers, it seems that the stock exhaust pipe becomes a bottle neck at the header flange down through the primary cats. I thought that there was a picture of the primary cat cut open. There was a huge restriction inside. I think that changing the primary cat with a high flow "true" 2.25 or 2.5 (which ever the exhaust pipe actually is) would help tremendously.
Last edited by cudaized; 04-17-2011 at 12:53 PM.
#32
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2011 GL550, 2004 Audi S4 v8
I believe mine are metallic cudaized...The guy I had do mine ended up cutting out the primary cats from the side and and putting the new ones in the housing. Kinda weird, but it works and sounds great.
#35
Super Member
I'm in central connecticut....southington. I got a phone number from a guy from a friend at a swap meet and he specialize in welding and does exhaust mod as a hobby on the side and he told me to bring whatever I had to him and he'll do it for me. 20 years as a welder Anyone in the northeast who would like to do exhaust mod can pm me.
#36
Super Member
Wow...the new cats must be small enough to be able to get wrap in the originals. I had seen the oem and they are not that big.
#38
Super Member