Subaru OEM Camshaft Adjuster Solenoid / Oil Control Valve Subaru WRX 2015-2021 | 10921AA241 FocusRS_2016-2020 The hose material is nylon

The hose material is nylon and stainless steel braided over a synthetic rubber hose pre assembled with high quality black AN aluminum fittings

An 8AN PTFE feed line routes from the Radium hanger up to the Radium fuel filter mounted under the vehicle

The ring gear teeth are integrated onto the flywheel unlike an aluminum flywheel where the ring gear is pressed onto the flywheel and has the possibility of separating from the flywheel due to the different expansion coefficients of aluminum and steel

With programmable warnings

Subaru OEM Camshaft Adjuster Solenoid / Oil Control Valve Subaru WRX 2015-2021 | 10921AA241 FocusRS_2016-2020 The hose material is nylonThis is a Genuine direct replacement for your Camshaft Adjuster Solenoid Oil Control Valve in your 2015 2021 Subaru WRX. The camshaft adjuster solenoid is responsible for allowing the oil to adequately flow through the VVT system. A faulty engine variable valve timing control solenoid, or spool valve, can result in a check engine light accompanied by engine hesitation and pinging under acceleration. Warranty Disclaimer: Subaru of America will only