Provides Spring Brake Priority for Direct Control of Trailer Spring Brakes. The logic of the TEV valve retains the ability of the driver to repeatedly apply and release the Parking/Emergency brakes, even with a damaged tank.

¿ Prevent spring brake drag. ¿ Sealed hard anodized finish: 200 hours of salt spray resistance! ¿ Use a single air tank ¿ allows the elimination of the protected reservoir. ¿ Small size is gentle on tanks, weighs less than two pounds ¿ Easy installation & conversion from old systems ¿ Fully compatible with anti-lock systems