hi all,
i want to change my civic dx 97 header so will that change do anything to my car in terms of sound or power? and should i change the muffler too .should i buy cat back or wait coz my budget is not very good now.
i read alot about megan headers and i do have a decent experiance with cars i just need extra advice
thxxx

 

The answer to ALL simple questions such as this can be found here.

 

It will change the sound of your car a little bit do to the better flow. As for the cat back i would save up as much as you can and buy a good one.