1st Gen Durango 1998 - 2003 Durango's

Exhaust Manifolds are SHOT - HEADERS?

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Old May 20, 2012 | 06:29 PM
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Durangovaldeez's Avatar
Durangovaldeez
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Default Exhaust Manifolds are SHOT - HEADERS?

So my passenger side exhaust manifold is rusted out where the down pipe connects. I have read allot of people saying that not much if any performance will be recognized by installing headers on a 4.7.
My guess is that MOPAR manifolds are more than headers. I can't see myself going to the hassle of pulling these and not going to a header instead of buying a bone yard manifold.
With that said a few questions:

JBA, Hedman, Gibson, or FlowTech? Not planning on building this motor.

What are SMOG headers?

Cat converters - i see many Y pipes going to one converter - seems counter intuitive?
 
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Old May 20, 2012 | 08:35 PM
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From what i have learned, unless you are pushing mad horsepower out of that engine headers will do nothing for you except look pretty (for awhile anyways)...
 
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Old May 22, 2012 | 01:21 PM
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Here you go
http://www.ebay.com/itm/Gibson-GP308...71b5c9&vxp=mtr
 
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