These pressure transducers are designed to measure fluid pressure in relation to ambient pressure. Compatible with a wide array of common automotive fluid types including but not limited to water / coolant, gasoline, ethanol, methanol, diesel, air, nitrous oxide, oil, and brake fluid. Constructed from solid state components and stainless steel for unparalleled durability and vibration resistance.\nBuilt in connector mates to Delphi Packard Metri-Pack 150 series connector #12065287 (not included)\nACCESSORIES