V3

IAG Performance carries V3 air oil separator (AOS) replacement parts and conversion kits for Subaru WRX and STI EJ25 and FA20 engines, supporting servicing, relocation, and Street-to-Competition series conversions. Whether you're upgrading from a Street series setup, relocating your AOS for a turbo or header swap, or simply replacing worn hose and hardware, these parts let you keep your existing V3 system running properly without buying a full replacement unit.