This could be a few things...in the worst case, it could be a head gasket. But then again I've just had my head gasket done on my vti and mine smokes a little. This also could be down to worn piston rings or oil stem seals
No, The chassis of those two civics are different. The exhaust systems are not interchangable.
There are two exhaust parts on the Honda civic Type R 02.
it is in the exhaust manifold,or exhaust pipe...
No.
No, not all parts will fit.
No
yes you can, I am not sure what the site was, but google "Honda civic club." They have diagrams of just about everything that you will need.
Yes, but they are the same size so it will not make a difference if you are looking for performance. But if you are looking to replace a faulty exhaust system, then you are fine.
2.25
On the exhaust manifold where the runners meet.
A rumbling sound when a Civic Hybrid is accelerating could be due to an exhaust leak. When there is an exhaust leak too close to the manifold it can create a deeper rumbling noise.
Os sensors are always in the exhaust. Look either in the exhaust manifold or right after the exhaust manifold. HTH