ECOGARD XC45654 Premium Cabin Air Filter Fits Cadillac CTS, SRX, STS, ELR COMPATIBLE with 2003-2015 Cadillac CTS, 2004-2009 Cadillac SRX, 2005-2011 Cadillac STS, 2014 Cadillac ELR. 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. HELPS PREVENT PREMATURE WEAR on your car's HVAC (air conditioning and heating) system blower by promoting good airflow inside the car. Replace per manufacturer recommendations or when existing cabin air filter inhibits airflow. INSTALLS EASILY with included instructions - only takes a few minutes in most cars. Replaces: FRAM CF10371 Purolator C45654 WIX 24869 OE 25740404. Ensure fit using ECOGARD's online catalog. SPECIFICALLY ENGINEERED AND TESTED for Cadillac OE (original equipment) cabin air filter's fit, form, and function.