Dakota Goldcharm Spirea Jeffries Nurseries EZGO TXT S4 L6 Navitas 440 Amp 72 Volt AC Upgrade TAC2 Controller Kit w Bluetooth. Give your 72 volt EZGO TXT S4 L6 a boost in performance. This 440A controller is ideal for lifted cars with large tires in hilly terrain or anyone who wants to go up to 25 MPH on stock 18" tires. The On The Fly Programmer * sold separately allows you to personalize your driving experience in real time. Adjust your top speed, braking, acceleration, and battery driving range all with the turn of a knob. With the newly added Bluetooth feature, you can now turn your phone into a vehicle instrument panel. The dashboard app allows the vehicle's owner to remotely lock their vehicle, monitor usage and performance or notify their dealers with diagnostic information. Kit Features: TAC2 controllers are IP65 rated Cost effective improvement to increase the speed and power of a golf car The Navitas app allows you to monitor the vehicle's performance Built in speedometer Gear indicator (Forward, Neutral, Reverse) One click Car Lock Out feature Live battery voltage, motor and controller temperature monitoring Provides alerts that you can send directly to your technician dealer by email New "Cruise mode" for higher top speed (Up to 15% faster) Speeds up to 25 mph with stock 18" tires Lower Speeds = Greater Range Bluetooth Programmable with: OEM App Dealer App End User App One Button Cart Lock Out The Navitas app is available for Apple IOS and Android phones and tablets Use your stock motor, solenoid and existing wiring Plug and play installation, works with your existing motor and plugs directly into your carts wiring harness Control your regen braking in forward and reverse for added safety when driving or backing down inclines Use the "lock out feature" to lock in settings to control power and speed Kit Includes: EZGO 72 volt EZGO TXT S4 L6 harness for plug and play installation 440 Amp Navitas AC TAC2 controller Mounting Plate On the Fly Programmer *sold separately #31922 Please Note: Components of kits may vary Make ALL Model ALL Power ELECTRIC Unit EA Make Model Year Power EZGO ALL ELECTRIC Current Current Freight Type Standard Brand Navitas Year Current