2000 Civic sedan ex automatic Problems

[00HCGANG]

Cel on already changed the cat ..engine or original intake box sounds deeper ??? Sounds cool but not risking it lol

 

[Joe Mason]

 

[HeX]

Cel on already changed the cat ..engine or original intake box sounds deeper ??? Sounds cool but not risking it lol

You haven't mentioned any issues and yet the title says your have a problem. Please edit your first post and clarify your comments to reflect their relation to the issues you have. Have you checked what CEL code(s) you have? If so, then list them.