i have a d series header chikara torq-step header by heddman hedders to be exact, it fits any d series motor and the ZC i only used it for a couple months, and wouldnt be selling it but i blew my 1.5 and have ordered a b16a1 complete changeover, if any one wants it im asking $110 for it summit sells it for $189 plus shipping. if u r too far to pick it up u pay shipping.