California Emmision Standards. Question.
#11
RE: California Emmision Standards. Question.
If I wanted to do the headers later.., could I put the cat back on now and then when I do the headers put the H or X pipe in?
Or do I have to do do the H or X in at the same time as the Cat backs?
Or do I have to do do the H or X in at the same time as the Cat backs?
#12
RE: California Emmision Standards. Question.
ORIGINAL: iluvmycar
If I wanted to do the headers later.., could I put the cat back on now and then when I do the headers put the H or X pipe in?
Or do I have to do do the H or X in at the same time as the Cat backs?
If I wanted to do the headers later.., could I put the cat back on now and then when I do the headers put the H or X pipe in?
Or do I have to do do the H or X in at the same time as the Cat backs?
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