Description
This kit is designed to block the ports the cylinder head that go all the way to the valves to create vacuum to the PCV system under low load. This setup can draw oil into the valves causing carbon buildup.
Under high boost conditions, having this ports open can make the PCV rubber membrane fail and create a minimal boost leak.
If you have a PCV Delete, this kit is a MUST if you are running high boost.
Kit Includes:
- 6 screws
- Engine-specific tap
This kit is compatible with N54, N55, S55 and B58 Gen1 engines.
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