Oil Control Valve Assembly

The Subaru 10921AA23B is a genuine Subaru Valve Assembly-Oil Control, also known as a VVT (Variable Valve Timing) Solenoid. As a direct replacement part, it supersedes the older part number 10921AA23A, ensuring compatibility with specific Subaru engine systems. This critical component plays a key role in managing your Subaru's engine performance by regulating oil flow to the camshaft phaser. This precise control allows the Variable Valve Timing system to dynamically adjust intake and exhaust timing, optimizing engine efficiency, power delivery, and emissions across various operating conditions. The "Valve Ay-Oil Cont" designation highlights its function in controlling oil movement within the VVT system. This genuine Subaru part is manufactured to meet the brand's strict quality standards, guaranteeing reliable performance and long-term durability. It comes backed by Subaru's factory warranty, offering peace of mind to customers. This valve oil control solenoid is compatible with a range of Subaru models including the Ascent (2019-2021), Crosstrek (2024-2025 with 4 Cyl 2.5L engine), Impreza (2017-2021), Legacy (2017-2021 with 2.4L H4 DIT, 2.5L H4, or 2.5L H4 DI engines), and Outback (2017-2021 with 2.4L H4 DIT, 2.5L H4, or 2.5L H4 DI engines).