PCV Block off for the crank case ventilation return at the turbo inlet. Also a great way to delete the return tube and run an atmospheric catch can.
This is required if doing a boost leak test to prevent test air pressure from entering into the crank case system. Pressurizing the crankcase at high pressure levels can put pressure on oil seals and potentially push them out of place.
*check out the recommended products for the full boost leak tester kit
- Billet 6061 Aluminum cap with built in o-ring
Fits these Vehicles:
- Any Ea888
- Any IHI IS20 Turbo, stock K03 or K04 Upgrade
- Any bolt on stock fitment upgrade turbos