Select Vehicle
Select Vehicle

Radium Engineering 2015+ Subaru WRX Air Oil Separator Kit (INCLUDES 20-0255)

15-21 WRX & 14-18 FXT Air/Oil Separator Kit by Radium High-powered modified Subaru engines tend to generate excessive blow-by oil and gasses.

In these cases, an ordinary small catch can may quickly fill with oil and not be adequate.

Like the Radium Engineering Subaru Dual Catch Can Kit, the AOS (Air Oil Separator) kit is responsible for keeping blow-by oil and other pollutants out of the intake pipe, manifold, turbocharger, and intercooler during all engine loads.

Features

  • Machined aluminum Radium Engineering Air/Oil Separator
  • Specially designed mounting bracket
  • All necessary SAE J30R7 rated PCV/Emissions hose
  • Coolant hoses and fittings
  • PCV delete fitting
  • All necessary aluminum fittings and hose-ends
  • Stainless steel mounting hardware

Applications

  • 2015 - 2021 Subaru WRX
  • 2014 - 2018 Subaru Forester XT
  • Specifications
  • AOS Height: 6.94"
  • AOS Diameter: 3.45"
  • AOS Capacity: 20.3 oz (600mL)

What's Included

  • 1 - Radium Air/Oil Separator
  • 1 - Master Cylinder Brace
  • Hoses and Fittings
  • Mounting Brackets and Hardware

Product Details

  • Manufacturer part number: 20-0258-00
  • Manufacturer Standard Warranty

1 - Radium Air/Oil Separator

1 - Master Cylinder Brace

Hoses and Fittings

Mounting Brackets and Hardware

Radium Engineering

Radium Engineering is a leading manufacturer of high-performance automotive components, specializing in fuel systems, catch cans, oil coolers, and other engine management parts. Known for their precision engineering and innovative designs, Radium Engineering products are engineered to improve performance, reliability, and efficiency in both street and motorsport applications. Trusted by professionals and enthusiasts, Radium continues to provide top-tier solutions for high-performance and racing vehicles.

View More Radium Engineering Products