Author Topic: Stainless Exaust  (Read 2679 times)

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Lumbernasty

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Stainless Exaust
« on: May 11, 2006, 07:07:34 PM »
Are there any companies out there making exhausts out of 400 series stainless steel?

Offline supryj4

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Stainless Exaust
« Reply #1 on: May 11, 2006, 09:57:21 PM »
I think banks makes there stuff out of 400 series
90 YJ 2.5L MPI 33 MTRs on 15x10 US indy mags
F/super 30 ARB R/currie 44 ARB 4:88s

SMC4WD

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Stainless Exaust
« Reply #2 on: May 11, 2006, 10:05:10 PM »
I've found that Gibson and Borla are both T-304 stainless...

I'm searching the Banks site, but I can't find it anywhere...   :roll:

Offline Jeffy

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Stainless Exaust
« Reply #3 on: May 11, 2006, 10:09:38 PM »
Any particular reason you want T400?
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"If the motor car were invented today, there is absolutely no way that any government in the world would let normal members of the public drive one."

wrangler387

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Stainless Exaust
« Reply #4 on: May 11, 2006, 10:58:59 PM »
Quote from: "Jeffy"
Any particular reason you want T400?


Exactly what i was wondering...

Lumbernasty

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Stainless Exaust
« Reply #5 on: May 12, 2006, 05:37:34 AM »
I want to find a 400 series exhaust due to its better corrosion properties at high temperatures and less thermal expansion, just looking to make it last as long as possible.  I did see that Banks was using 400 series but I did not see any products from them for the 2.5 YJ.  Will a 4.0 exhaust system from '95 fit my 2.5?

wrangler387

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Stainless Exaust
« Reply #6 on: May 12, 2006, 11:17:26 AM »
I really wouldn't worry about finding t400 stainless. Any stainless will do, especially if it is for exaust and not a header. People make their exausts out of aluminun. The temperature of the exaust gases cool down a lot by the time it makes it to and past the cat, and if your only doing a cat back i definately wouldn't worry about it.

Lumbernasty

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Stainless Exaust
« Reply #7 on: May 15, 2006, 04:06:17 PM »
Most companies seem to be selling catbacks.  I haven't seen any stainless down pipes out there, where is a good place to find one for a 2.5?

wrangler387

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Stainless Exaust
« Reply #8 on: May 15, 2006, 04:39:53 PM »
^ borla makes one.

Edit:  So does banks.

Offline Jeffy

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Stainless Exaust
« Reply #9 on: May 15, 2006, 05:27:24 PM »
Quote from: "Lumbernasty"
Most companies seem to be selling catbacks.  I haven't seen any stainless down pipes out there, where is a good place to find one for a 2.5?


This is because if you you don't have to get CARB certification for anything after the last cat.  So anything ahead of the muffler will need CARB certification to be legal in CA. (CA's has a big influence when it comes to aftermarket car parts)  Since Jeeps are a smaller market, it's not worth it for some companies to make a product then get it certified so they don't make them.  Head/Down/Crossover pipes are usually sold with headers.  It's not worth it for a company to just make the pipe. I believe, Clifford is the only one who makes a header that's not CARB certified.

Best place to get a pipe in stainless steel is at your custom muffler shop.  Not Midus or any other big chain.  If you want one exactly like the stock one then it's pretty easy for them.  For CJ's and YJ's though, it's better to reroute the exhaust a bit.  This requires a bit more work but shouldn't cost more then $150.  The only real fabricating would be to drill and weld the bung for the O2 sensor in the right place.
Youtube Channel: https://www.youtube.com/channel/UCZNlr60GXH5OlKIFrT7P6mg
My Jeep: http://4bangerjp.com/forums/index.php?topic=2783.0
"If the motor car were invented today, there is absolutely no way that any government in the world would let normal members of the public drive one."

Offline chardrc

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Stainless Exaust
« Reply #10 on: May 15, 2006, 08:05:25 PM »
ya i just drove my hjeep to the exost shop tonight to get new exost cuz the exost has a big hole at the end of the downpipe right befor thecat... so well see how it comes back nad how they rout the exost cuz my dads the one that talked to them so i got no imput on how it will be done..
1990 YJ 4cly, ax5, 2.5 inch BDS lift, 31 MTr\'s,  Powertrax-lockers all around, track-bars removed, boomerang shackles, warn m8000 winch, electric fan. [sold but not forgotten]

2007 jk Rubicon 2dr

wrangler387

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Stainless Exaust
« Reply #11 on: May 15, 2006, 09:14:49 PM »
well i'm willing to be it will be crush bent piping.