iaTUNING offers an extensive line of genuine Subaru OEM parts, both USDM and JDM, to keep your Subaru properly maintained. If you do not see it here, then feel free to contact us for a quote.
Prior to ordering please verify the location.
11810aa000 - (This listed part) threads into metal intake manifold
11810aa040 - threads into plastic PCV hose assembly
- Subaru OEM PCV valve
- Located below the throttle body, threaded into the intake manifold.
- This small check valve is critical for keeping positive manifold pressure out of the crank case breather assembly. When this valve sticks (fails) it results in power loss, odd idle behavior, and even excessive oil blow by (leads to increased engine knock).
- Recommended to replace every 60K miles
- Sold individually
JDM version 7 ej205
JDM version 7/8 ej207
USDM WRX 2002-2003