Originally Posted by
FreakStyle Why do you say that? It shows in stock at Nissport.com
Nissport is hit and miss nowdays. you may get your part in two days it may take months and phone calls etc. You can make the gasket out of any bars stock metal. Just use some gasket material and clamp it down.
NOx is a Nitrogen atom and some number of Oxygen atoms formed into a compound. x represents the number of Oxygen molecules which is usually one or two.