ECOGARD XC35473C Cabin Air Filter with Activated Carbon Odor Eliminator - Premium Replacement Fits Audi A6 Quattro, A6 COMPATIBLE with 1998-2000 Audi A6 Quattro, 1998-2000 Audi A6. REMOVES AND FILTERS 99.5% of all dust, pollen, air pollution, allergens, pet dander, and other airborne contaminants from the outside air before it reaches the vehicle's interior. ELIMINATE AND NEUTRALIZE ODORS through this cabin air filter's included carbon-impregnated media for a fresher smell inside the car; no chemical fragrance added. INSTALLS EASILY with included instructions - only takes a few minutes in most cars. Replaces: FRAM CF10560 WIX 24866 OE 4B0 819 439A. Ensure fit using ECOGARD's online catalog. SPECIFICALLY ENGINEERED AND TESTED for Audi OE (original equipment) cabin air filter's fit, form, and function.