Mishimoto - BMW E46 Performance Air Intake, 1999–2005(MMAI-E46-99BK) – Drift HQ
K&N Cold Air Intake BMW 330i 330ci 330xi E46 3.0 (01-05) [FIPK w/ Heat – Redline360
K&N Air Intake 57 & 63-Series for 1999-2006 BMW 3-Series/M3 [E46] (57-1001/57-1002/57-1003)
K&N Air Intake 57 & 63-Series for 1999-2006 BMW 3-Series/M3 [E46] (57-
BMW E46 325CI K&N AIR FILTER INTAKE SYSTEM - YouTube
Amazon.com: K&N Engine Air Filter: Increase Power & Acceleration, Washable, Premium, Replacement Car Air Filter: Compatible with 2006-2014 BMW (128i, 328i, 325i, 328i xDrive, 330i, 130i, 328xi), 33-2332 : Automotive
57-1002 - K&N FIPK Performance Air Intake System - E46 M52 M54 2.5L 2.8L | Turner Motorsport
Cold Air Intake Filters | BimmerFest BMW Forum
Amazon.com: K&N Engine Air Filter: Increase Power & Acceleration, Washable, Premium, Replacement Car Air Filter: Compatible with 1996-2007 BMW L6 (325Ci, M3, X3, 320Ci, 320i, 325Ti & other select models), 33-2231 : Automotive
Amazon.com: aFe Power Magnum FORCE 51-10462 BMW M3 (E46) Performance Intake System (Dry, 3-Layer Filter) : Automotive