K&N 33-5092 High-Flow Air Filter: 19-21 Subaru WRX STi 2.5L

Replace your old, dirty and restrictive paper air filter with this high quality unit from K&N. The drop-in, factory replacement design means adding performance is simple. Designed for high air flow while providing excellent filtration, the K&N air filter will increase horsepower, torque and acceleration. K&N's High-Flow cotton air filter element is washable-reusable and will last the lifetime of your engine (cleaning kit sold separately). 100% genuine K&N product. Part# 33-5092. Made by K&N Engineering, Inc.

Dimensions:
Height: 1.563 in (40 mm)
Outside Length: 9.063 in (230 mm)
Outside Width: 8.406 in (214 mm)

Fits 2019-2021 Subaru WRX STi 2.5L