ECOGARD XA5824 Premium Engine Air Filter Fits Infiniti G37, G35 / Nissan 370Z / Infiniti EX35 / Nissan 350Z / Infiniti QX50, G25, Q60, Q40, EX37 1 filter per box, needs 2 filters per application COMPATIBLE with 2008-2013 Infiniti G37, 2007-2008 Infiniti G35, 2009-2018 Nissan 370Z, 2008-2012 Infiniti EX35, 2007-2009 Nissan 350Z, 2014-2017 Infiniti QX50, 2011-2012 Infiniti G25, 2014-2015 Infiniti Q60, 2015 Infiniti Q40, 2013 Infiniti EX37. 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 CA10544 Purolator A35824 WIX 49362 OE 16546-JK20A. SPECIFICALLY ENGINEERED AND TESTED for Infiniti, Nissan, Infiniti, Nissan, Infiniti OE (original equipment) engine air filter's fit, form, and function.