his 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 includes the sender and 6in. wiring harness (with waterproof connector) to use with our performance, 52mm EVO and digital series gauges. If you are purchasing this as a replacement for a premium series gauge, please see the related products below.