IAG Air / Oil Separator (AOS) For 08-14 Subaru WRX / 08-21 STI

$ 499.99 USD

Shipping calculated at checkout.

Color: Black

Product variants

Short Description

Protect your 2008-2014 Subaru WRX or 2008-2021 STI with the IAG Performance Air / Oil Separator (AOS). This high-performance upgrade effectively prevents oil contamination in your intake system, improving engine efficiency and longevity. Featuring a durable aluminum construction and an innovative baffle design, the IAG AOS ensures optimal crankcase ventilation and requires no routine maintenance. With easy installation and a sleek, factory look, the IAG AOS is the perfect addition to your Subaru’s engine bay. Available in black, red, and neon yellow.

Delivery and Shipping

Domestic orders typically arrive within 3-7 business days, while international orders may take 7-14 business days. Please note that additional time may be required for items that are drop shipped or back-ordered.

Price Match Guarantee

We strive to offer competitive pricing and will price match qualifying competitors under certain conditions. Learn more here

Description

Enhance the performance and longevity of your 2008-2014 Subaru WRX or 2008-2021 STI with the IAG Performance Air / Oil Separator (AOS). Engineered through years of rigorous testing, the IAG AOS is the ultimate solution to safeguard your engine from the harmful effects of oil in the intake tract. Featuring a 1-liter swirl pot canister made from durable cast aluminum, this AOS efficiently separates oil from PCV gases, preventing contamination in your intake system. It integrates seamlessly with your Subaru's factory ECU settings, requiring no tuning, and works with all fuel types.

This high-quality Air / Oil Separator includes a unique baffle design and superior ventilation that ensures optimal crankcase ventilation. It eliminates the risks of oil accumulation in critical engine components, preventing premature wear, power loss, excessive emissions, and even catastrophic engine failure. Additionally, the IAG AOS is designed for minimal maintenance, with oil collecting inside the canister and draining back into the engine’s crankcase without the need for regular draining.

Whether you're concerned about the performance of your engine under everyday driving or aggressive conditions, the IAG Air / Oil Separator offers unparalleled protection. With quick and easy installation via custom SAE Quick Connection lines, the IAG AOS not only enhances performance but also adds a sleek, factory-like finish to your engine bay. Choose from three color options — black, red, or neon yellow — to match your style.

Specifications

Vehicle Fitment:

2008-2014 Subaru WRX, 2008-2021 Subaru STI

Flow Rate:

Optimized for efficient oil separation from PCV gases with no measurable reduction in engine performance

Adjustable Pressure Settings:

No (Fixed settings, designed for optimal performance without tuning)

Filtration System:

Advanced multi-stage baffle system that efficiently captures oil suspended in the PCV gases and directs it back into the crankcase

Installation:

Easy installation with custom SAE Quick Connection lines that ensure secure and reliable fittings. The system integrates seamlessly with the factory setup without the need for tuning

Material:

1-liter swirl pot canister made of cast aluminum, with an aluminum housing and custom baffle design

Configurations:

Available in stand-alone configuration; integrates with factory ECU settings and requires no modifications

Warranty:

1-year limited warranty covering defects in material and workmanship