Cobb Subaru 02-21 WRX-STi / FXT 04-13 / LGXT 05-12 / OBXT 05-09 - Oil Cap - Stealth Black subaru-wrx-2011 and unique air flow straightener

and unique air flow straightener grid are designed to smooth the incoming air flow as it passes the Mass Air Flow sensor for precise readings

(1) PCV hose

Replace your old

piston & flange are all CNC machined from 6061 Billet Aluminum

It joins the stock airbox (or optional COBB SF Intake) to the turbo inlet tube by replacing the stock corrugated rubber piece

Cobb Subaru 02-21 WRX-STi / FXT 04-13 / LGXT 05-12 / OBXT 05-09 - Oil Cap - Stealth Black subaru-wrx-2011 and unique air flow straightenerThe COBB Tuning Subaru Oil Cap brings a bit of class to your engine bay. Available in a black anodized finish, this billet oil cap will keep oil in your engine with a bit of style. Knurling around the sides of the oil cap makes it easy to grip when loosening tightening. The stock plastic oil cap gets brittle and discolored over time, but our anodized pieces will keep their color and their style for years to come! Subaru Oil Cap Stealth Black CNC