Verus AOS Drain Back Kit, 2022-2025 BRZ & GR86

By using our add-on AOS Drain Kit, the AOS can be used for years of service-free life.
No need to drain, open it up, or do anything but drive the car! This is optional, only those that want this function should purchase this add-on. The AOS works like a typical drain style unit out of the box.
Manual transmission fitment only. Will not work with automatic transmissions

Included:
• 1/2" Wye Adapter
• 1/2" PCV hose
• 1/2" Adapter
• Drain Valve
• Buna O-Ring

Features:
• Automatically drains oil caught in the AOS back into the engine
• Plastic Wye
• Gates PCV hose
• Made in the U.S.A.