UPR PRO Series check valve for Fiesta ST oil catch can systems *2 sizes available*

Prevent excessive crankcase pressure by installing this UPR check valve in-line with most popular oil catch can systems

whoosh motorsports has had success using this Pro Series check valve combined with the Mishimoto oil catch can kit 

There are 2 sizes available:  use the 1/2" when adding to the revised Mishimoto oil catch can kit with rubber hoses.  All other kits such as Radium and the older Mishimoto with silicone hoses use 5/8" lines.

*This item ships for FREE is the USA