Features: Mass air flow sensor allows the vehicle to detect the mass of airflow entering the engine necessary for proper fuel mixture. Mass air flow sensor can easily be located beside the air intake box inside the engine bay. Made of durable material, good performance and longer lifespan. This is a non-OEM product, accessory only! Specification: Material: Plastic, Metal Color: Black Pin Number: 3 Size: 10.8x11.0x9.7cm / 4.25"x4.33"x3.82"(L*W*H) Hole Diameter: 7mm / 0.28" OE Number:22680-5J000Fitment: for Nissan Frontier 3.3L 1999-2004 for Nissan Pathfinder 3.3L 1998-2000 for Nissan Quest 3.3L 1999-2002 for Nissan Xterra 3.3L 2000-2004 for Infiniti QX4 3.3L 1998-2000 for Mercury Villager 3.3L 1999-2002 for Ford for Mustang 3.8L 2001-2004 Note: After installation, if it can work, some models need to delete the error code manually, otherwise the error code still exists. Must to wait for the car engine to cool down, before installing. Package Includes:1 Pcs Mass Air Flow Sensor Meter