This elastomeric rubber technology is blowout resistant and outperforms pre-cut gaskets. It also protects against leaks caused by vibration and thermal expansion. The Right Stuff is OEM specified and proven effective in millions of miles of fleet testing. Resistant to ATF, coolant, oil and other shop fluids, it is sensor-safe and operates in environments with temperature ranges from -59C to 232C continuous, 260C intermittent.