Universal Billet Aluminum Baffled Oil Catch Can Tank Oil Separator Motor-K USA Diverter & Blow off Valves The outer 5 holes are

The outer 5 holes are used to bolt the flange

Rear Steel Bracket

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Universal Billet Aluminum Baffled Oil Catch Can Tank Oil Separator Motor-K USA Diverter & Blow off Valves The outer 5 holes areUniversal Billet Aluminum Baffled Oil Catch Can Tank Oil Separator Motor K USA Billet Aluminum Oil Catch Can Tank Oil Separator Baffled With 100Micron Stainless Steel Filter Our MadDogPerformance Oil Catch Cans Are Built With A Stainless Filter Inside. This Oil Catch Can Will Collect Oil And Moisture Blow By Gases From PCV Valves or Engine Valve Cover ports Going To Intake System That Causes Carbon And Sludge Build Up In The Intake System And Engine.