This Fuel Cell “QSST” comes base as a “bare” unit without a Lift pump and with an empty Fuel Pump Hanger in the Surge Tank. We have options to add 3 different Lift Pumps, 5 different Surge Pumps, Remote Fuel Fill, Fuel Level Sensor and a Fuel Tank Vent Kit. The QSST is compatible with both Brushed or Brushless Lift and Surge Pump Options..