Which type of headers do you own, ceramic or ss?
ss greddy on accord, cc dc on civic

How long have you had the headers for?
4yrs/1yr

How is the discoloration of the headers as time passes?
bronze-purple, stains easily / gets dirty, cc coating is burning off a bit

With the header, how hot does the engine bay get?
same for both

How hot does the hood become with the headers?
not really for both

Is the gain significantly noticeable?
just a bit more power through the range / great top end (jdm 4->1)

do headers increase noise level? if so, by how much?
i could hear the valve train more on the accord. adds a mean raspy noise

what are the advantages and the disadvantages of having headers?
some headers hang lower than stock ones. since theyre not cast iron, they can be punctured, but theyre less likely to crack