Adapter fitting that is required to convert your N54 to external PCV if you want to keep your crankcase under vacuum at idle, and anytime you have a vacuum condition in your intake manifold.

Must be used in conjunction with our billet check valve, and PCV delete fitting or plugging of the intake PCV ports. Installs inline on the throttle body, and adds a -8AN male to adapt to our catch cans, or any custom set up.

Made from 6061-T6 with black anodizing for a long-lasting finish. Includes complete adapter, with all o-rings, and retaining clip

Add our head port plug kit to get all the parts needed in one place.