TURBLOWN 13B Baffled Oil Filler Neck

Internal baffle design + closed loop circuit far superior to anything else on the market, and proven to vastly reduce the amount of oil found in external catch cans. 

10AN ORB main vent

6AN drain back port ( connects via check valve to catch can, gravity drain)

Adjustable base allows 30 degrees of rotation

O-ringed base flange like OEM, using OEM thread pitch for filler cap( not included)

Clears OEM throttle body, OEM intake manifolds, Bosch DBW, Turblown/Xcessive lower intake manifolds

Internal baffle design + closed loop circuit far superior to anything else on the market

Does NOT include any adapter fittings or plugs. Comes with O-ring and allen head hardware. 

FC3S turbo & non-turbo , Older 13B/12A will require a new press in base, or swap to the OEM FD3S unit. We are launching a billet base model shortly.