This high - performance replacement filter is a perfect fit for various models. It's suitable for 2002 - 2014 Subaru WRX, 2004 - 2021 Subaru STI, 2005 - 2009 Subaru Legacy GT, 2004 - 2013 Subaru Forester XT, and 2007 - 2013 MazdaSpeed 3. It's designed for all Subaru and MS3 SF Intakes like 712100, 715100, 724100, 771500. Key features include being a washable and reusable cotton woven media filter. It boosts air flow while maintaining excellent filtering efficiency. Pre - oiled, it has a long lifespan and is super easy to install. The original filter element of your SF Intake is cleanable and reusable for your car's lifetime. But if it gets damaged, this is the ideal replacement part.


Using this filter is a breeze. First, make sure your engine is off. Locate the old filter in your SF intake and carefully remove it. Then, take out this new replacement filter and place it in the same spot where the old one was. Secure it properly so that there are no gaps. As for maintenance, you can wash the filter when it gets dirty. Use a gentle cleaner and water to clean the cotton woven media. After washing, let it dry completely. Then, re - oil it using a suitable filter oil. Remember, keep it away from sharp objects to avoid damage. This filter is built to last, but with proper care, it will serve you well for a long time.