Dorman 974-301 MULTi-FIT (315) Programmable Tire Pressure Monitoring System Sensor REQUIRES TPMS PROGRAMMER: Dorman part 974-503 is required for programming of sensor DIRECT REPLACEMENT: This Dorman programmable tire pressure monitor system (TPMS) sensor is specifically engineered to match the original design and performance of the monitoring sensor on select vehicles COMPLETE PACKAGE: Includes stem unit, grommet, washer, and hex nut for a complete installation. EASY INSTALLATION: Dorman's TPMS sensor features a unique two-piece design that allows for replacement of the valve stem independently of the sensor - sensors are designed to accommodate installation angles from 5 to 26 degrees. PROFESSIONALLY TESTED: Vehicle try-on testing has been conducted on this part to ensure trouble-free installation and performance. SUPPORT AVAILABLE: If you have any trouble, every Dorman part is backed by Dorman's ASE Blue Seal Certified technical support team.