Quote Originally Posted by TGW92 View Post
yes if headers are made to jdm specifications (eg toda) then they will be the same as jdm itr headers (NOT audm)

as for cats, jdm = 12" long, audm = 18" long as well as the aforementioned differences in width.....
Aww okay thanks for that. Would i be able to keep the audm ITR cat but just change the inlet to 2.5" to bolt on to jdm headers?