ACUITY Hall Effect Throttle Position Sensor for 02-05 AcuraRSX-S and 02-05 Honda Civic Si Contactless Hall-Effect technology provides increased precision and reliability over wiper-style designs Fiber-reinforced composite housing is more durable than OEM sensors Integral o-ring seal replaces the low-quality OEM style paper gasket. Durable, rolled connector pins will not become damaged during installation like many aftermarket alternatives Extended calibration range ensures each sensor can be calibrated exactly within the OEM range