I had to trim a little bit of the insulation above the passenger side front o2 on my 2Ms. They changed the jig to add a few more degrees of clearance on new orders after ours. After I cut and massaged the heatshield it cleared enough to make me feel comfortable with it. I too didn't like the...
Steeda has the 18 manifold for $345 shipped. Best price I’ve seen on new ones to your door. I found a used one in the marketplace but you’ve gotta keep an eye out, they sell fast when priced right. I’d throw the manifold on and see the difference at 10 psi before I threw more boost on it...
You may have to take all of them out and start with that bolt and the header. Tighten it down until it’s flush and then put the other bolts in. About to jack my car up and get to wrenching on the same install. :beer:
That would be it. Getting ready to swap to the 18 manifold and I could use the money saved on an aftermarket and put it towards injectors for e85. You interested in parting with it?