This model is completely waterproof. Designed to be used with all Prosport Electric Boost gauges. Be sure to use an in-line filter(supplied with all of our boost gauges) to extend the life and accuarcy.
*Note: This sender does not include any wiring. This is a replacement for a gauge that originally included a waterproof sender. If you are purchasing this as a replacement for a gauge that did not originally include a waterproof sender, please see the related products below as you will need a new wiring harness.