ECOGARD XA5846 Premium Engine Air Filter Fits 2008-2009 Saturn Astra COMPATIBLE with 2008-2009 Saturn Astra. IMPROVE PERFORMANCE by changing your vehicle's air filter at least every 12,000 miles (or as recommended in your car owner's manual); to ensure your vehicle's engine has the clean and efficient air flow it needs for fast acceleration and long term power. AVOID INCREASED ENGINE WEAR caused by dirty air intake filters that may allow damaging particles to get into the engine. FACTORY FIT FOR EASY INSTALLATION. Replaces: FRAM CA9959 Purolator A35846 WIX 49522 OE 9117557. SPECIFICALLY ENGINEERED AND TESTED for Saturn OE (original equipment) engine air filter's fit, form, and function.