Haltech Dual Switch Panel KitDescription 12 Position Rotary Trim Module (Boost Fuel Ign etc) Dual Switch Panel Only includes Yellow knob Other Information: Control your Elite functions in real time from inside the cabin! Use the Haltech Trim Module to trim various functions within ESP. Torque management, boost levels, nitrous control, ignition correction and other functions can now be accessed and controlled via a cabin mounted switch panel. With a Haltech's Dual Trim Module Kit