ECOGARD XA10215 Premium Engine Air Filter Fits Buick Encore / Chevrolet Trax COMPATIBLE with 2013-2018 Buick Encore, 2013-2018 Chevrolet Trax. 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 CA11501 Purolator A26319 OE 95021102. SPECIFICALLY ENGINEERED AND TESTED for Buick, Chevrolet OE (original equipment) engine air filter's fit, form, and function.