TechnoResearch TR200044 O2 Installation Rivet Kit w/Hydraulic GunNote: If the dealer customer already has the HD Tool # 14900008, they do not require the TR200044 kit. Instead, they require 2x TR200047, 1x TR200049 and 1x TR F380. Features: * Dump the Pump No Pump or Sampling Tube Required * Monitor Both Cylinders Simultaneously * Measure Exhaust Gas Correctly * No Reversion Air giving false lean readings * Fast, Accurate Reading with almost no delay * Easy Installation No Welding Required * Can be used with