Manifold Absolute Pressure Sensor (PS20064) by Delphi®. Delphi MAP sensors are internally insulated with silicone gel over the integrated circuit chip for reduced temperatures and vibration resistance, resulting in longer service life. Delphi MAP sensors are ISO 9001 and QS-9000 certified to maintain optimal performance during drastic temperature changes. Plus, the all-silicone technology of Delphi MAP sensors provides long-lasting protection against noise interference and other sensor output from the vehicle.