THE ONLY SILICONE YOU NEED Valco has simplified your purchase decision with one premium-grade RTV silicone that does it all. Now there's no need to have a complicated assortment of specialized RTV sealants for every engine-sealing job. Choose from five colors including aluminum, blue, black, clear and red. Every color performs at high temperatures, has low volatility and is oxygen-sensor safe. All-In-One Silicone stands up to any automotive application where RTV silicone is used. All-In-One Silicone is available in either tubes or cartridges. For tubes, Valco's Tube Grip (below) can be used for added squeezing pressure, increased control and less mess. Cartridges are equipped with a detachable nozzle that keeps silicone usable over a longer period of time.Pit Stop USA offers Valco Cincinnati All-In-One Silicone - Black 11.17 oz. Cartridge w/ Nozzle 71142 at low everyday prices. Be sure to check out all of our products from Valco including Valco Gasket Sealants.