Stock exhaust manifolds

garsc

Registered User
Are all year manifolds interchangeable as long as they are EGR equipped? I have a 94 w/EGR and am looking at manifolds that have a 91-92 casting # supposidly w/ egr are they the same?
 
Are all year manifolds interchangeable as long as they are EGR equipped? I have a 94 w/EGR and am looking at manifolds that have a 91-92 casting # supposidly w/ egr are they the same?

I wouldn't switch from 94 to 89-93 manifolds, they have different design and flow less
 
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