You are currently viewing our forum as a guest, which gives you limited access
to view most discussions and access our other features. By joining our community, at no cost, you will have access to start new topics, reply to conversations, privately message other members (PM), respond to polls, upload content and access many other special features. Registration is free, fast and simple, so please join RX8Club.com today!
Anyway, that o2 CEL won't effect anything. To install, you'll need a 14mm socket for the front 3 bolts and a 17mm for the rear 2 bolts. You don't have to change the gaskets out unless you want to.