Under certain conditions, the water in DEF can evaporate, leaving behind white crystal urea deposits. Over time, these crystals can build up, clogging system components and interfering with normal operation. New Rislone DEF Crystal Clean® Diesel DEF & SCR Emissions System Cleaner is a one-of-a-kind solution to easily remove urea crystal deposits. Just add it to the DEF tank to clean the entire system, dissolving deposits in the tank, pump, heater, sender, lines, injector, decomposition tube/reactor, and mixer. It clears P20EE and related OBD codes and restores system function. Learn more at rislone.com/diesel-defense/.
Under certain conditions, the water in DEF can evaporate, leaving behind white crystal urea deposits. Over time, these crystals can build up, clogging system components and interfering with normal operation. New Rislone DEF Crystal Clean® Diesel DEF & SCR Emissions System Cleaner is a one-of-a-kind solution to easily remove urea crystal deposits. Just add it to the DEF tank to clean the entire system, dissolving deposits in the tank, pump, heater, sender, lines, injector, decomposition tube/reactor, and mixer. It clears P20EE and related OBD codes and restores system function. Learn more at rislone.com/diesel-defense/.