Quote Originally Posted by Toni View Post
I cut a section out of my fmic piping to fit the gm sensor. It was the correct size for the GM sensor though. You should make sure the diameter will work with the size maf and couplers you will be using. They do make reducing couplers so that may be an option.
that's pretty much the plan, using the reducing couplers. I was hoping someone had already done it and would know the size off the top of their head, looks like i'm going to be guinea pigging!