i link this header hks that are from spain, the seller is a moderator from the club of spain and headers are for the japan and uk version!!!!
check it out because the person is 100%guaranteee
http://cgi.ebay.co.uk/HKS-headers-350z-New_W0QQitemZ160310005323QQcmdZViewItemQQptZUK_CarsParts_Vehicles_CarParts_SM?hash=item160310005323&_trksid=p3286.c0.m14&_trkparms=72%3A1301%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318
byeee