Dorman's Tire Pressure Monitoring System (TPMS) Sensor features a unique two-piece design that allows for replacement of the valve stem independently of the sensor. The sensor also offers an adjustable angled stem, so an exact fit is ensured. Likewise, proper function is ensured.Features:. Replaceable aluminum valve stem is anodized for long-lasting corrosion resistance - and may be serviced separately from the entire unit. Comes with stem unit, grommet, washer, and hex nut for a complete installation. Sensors are designed to accommodate installation angles from 5 to 26 degrees. Dorman sensors work with all existing Tire Pressure Monitoring System (TPMS) toolsSpecification:. Tire pressure monitor sensor. Activation Type - Frequency. Frequency - 315 MHz AM. Housing Material - Plastic. Mounting Hardware Included. Mounting Location - Wheel Valve Stem Hole. Mounting Method - Cl Amp In. Fit For - Acura MDX 2013-07, Acura RDX 2012-07, Acura TSX 2008-07, Honda Pilot 2014-09