K&N Engineering Custom Air Filter - Round 5-5/16in OD 4-1/16in ID 2-3/8in H YMM_2013_2017_Subaru_XV_Crosstrek_GP forged alloy steel

forged alloy steel

making it a straightforward upgrade or replacement component for your custom plumbing system

Enthusiasts wanting a more aggressive exhaust sound

The lightweight yet sturdy design helps maintain the aerodynamic profile of your vehicle while offering a high-end aesthetic upgrade

2004 - 2006 Audi TT Quattro

K&N Engineering Custom Air Filter - Round 5-5/16in OD 4-1/16in ID 2-3/8in H YMM_2013_2017_Subaru_XV_Crosstrek_GP forged alloy steelK&N Engineering Custom Air Filter Fits Vehicles with 5 5 16" OD, 4 1 16" ID, 2 3 8" Height Part #: E 3506 Overview The K&N Engineering Custom Air Filter is designed to enhance your vehicle's performance by increasing airflow and improving throttle response. Crafted for enthusiasts seeking reliable, high quality filtration, this round air filter offers a straightforward upgrade to your existing air intake system. Whether you're looking to support