K&N OE Replacement Performance Panel Air Filter (OEM:16546AA070) - Subaru Impreza WRX STi GC (2.5L) milltek-variant-G20 & G21 M340i XDrive Saloon & Touring Models (OPF/GPF Models Only) 2019-2023 Gauge securing ring

Gauge securing ring

Fade 3 should not be necessary unless poor disc condition has prevented proper seating but if you have time DO perform Fade 3

which allowed AIRTEC to neatly design a bolt-on air duct to guide cold air through trunking to either their AIRTEC Enclosed Induction Kit or Oil Cooler Kit

K-Swaps using an RSX-S transmission or an RSX-S gear selector in another K-series transmission (requires adapter plate to affix shifter to chassis)

guarantees low fuel consumption

K&N OE Replacement Performance Panel Air Filter (OEM:16546AA070) - Subaru Impreza WRX STi GC (2.5L) milltek-variant-G20 & G21 M340i XDrive Saloon & Touring Models (OPF/GPF Models Only) 2019-2023 Gauge securing ringThe K&N OE Replacement Cotton Gauze Performance Air Filter designed to increase horsepower and acceleration while providing excellent filtration. K&N air filters are covered by the famous K&N Million Mile Limited Warranty and will be the last air filter your car will ever need. Both washable & reusable, and is designed to directly fit into the OE factory air box. note: image is for illustration purposes and may differ on delivery