Replace all exaust manifold studs 6.8lt v10

What is your question?

Replace all 20 exaust manifold studs on 6.8lt v10 f250 super duty,and possibly replace the manifolds themselves also. This is a 4x4 truck with a lot of room. Pop,pop,pop of air pressure in wheelwell and exaust fumes.

What makes this problem better or worse?

It was now its the same either way

How long has your 2000 Ford F-250 Super Duty had this problem?

Not sure,thinking of purchasing