Heavy Diesel Tuner Performance Products for



HDT-JDQSX for JD Machines w/ Cummins QSX 15 Engines 2014-2021 Model Years Fuel Economy and Power Tuning Plug In System by HDT 9570R, 9620R

HDT-JDQSX Plug and Play Power tuner will increase the engine HP and TQ up to 125hp and features 3 different adjustable settings with easy to use push button adjustment process. Simply connect the unit to the injector harness connection, attach the power / ground lead to the alternator as shown above, secure the unit away from moving parts and excessive heat/water sources and you are ready to get to work! Start saving TIME and FUEL with additional HP and fuel savings up to 12%. Please specify year and model when ordering.

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