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Pro 5R Filter Media features (5) layers of progressive oiled cotton gauze for maximum performance
Reducing flex makes the car more consistent and easier to drive at the limit
Works with the Weathertech cargo mat
the Pro package ensures the Flash Kit Pro dongle is ready for each stage's custom calibration needs
Billetworkz Window Vents Subaru WRX / STI 2015–2021 2002-2007 WRX Pro 5R Filter Media featuresBring fresh air into your 20152021 Subaru WRX or STI while keeping rain, dust, and debris out with Billetworkz Window Vents. Precision engineered for an exact fit, these vents deliver both function and aggressive style perfect for daily driving, car shows, or track days. Each vent features our signature circle cutout design, with the option to add a aluminum mesh insert for extra protection and an even bolder look. Choose the setup that matches your