Billetworkz Window Vents - Subaru WRX / STi 2015-2021 Add Mesh?:Gray Mesh (+$15) 5 - Silver Body /

5 - Silver Body / Black Chrome Ring

2015-2018 STI

With a 4" inlet x 5" outlet and 12" inch length

56 - Tinted Gloss Black - Right

These valves deliver a sharp

Billetworkz Window Vents - Subaru WRX / STi 2015-2021 Add Mesh?:Gray Mesh (+$15) 5 - Silver Body /Our newly released window vents are designed to fit perfect in your Subaru WRX & STi 2015 2021. They feature a 3 layer construction to allow for proper installation. The window fits between the inside and outside layer, while the middle layer inserts into the door frame. To install, simply lower the window, set into place, and raise back up. Once installed, the window vents are secured into place. Lower the window to remove. Use them at the track,