This is a long shot. My research may be flawed, but it seems Kooks' longtube, which is apparently a mid-length header technically, has the ideal primary length for the new 5.0. And I want my cake and eat it too, which means I want an X-pipe AND my side pipes AND Kooks long tubes. ARH makes an x-pipe with side outlets. I have been wondering if anyone has measured or test fitted just that ARH X section to the cat or cat-delete section from Kooks. I know, I expect the