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: 4 Size: 12.8x10.7x11.4cm / 5.04"x4.21"x4.49"(L*W*H) Hole Diameter 1: 6mm / 0.24" Hole Diameter 2: 9.3cm / 3.66" OE Number:1L3F-12B579-ABFitment: for Ford for Mustang 4.6L 2002-2004 for Ford F-150 5.4L 2001-2003 for Ford F-150 Heritage 5.4L 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
