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datalog and view/clear diagnostic fault codes on your 1998-2023 HD Cummins using an Autocal V3 or Flashscan HD device
From simple Fuel Economy & Towing to full out max effort race tunes
39L - ISL9 / QSL911
CSP5 switch for use with 2006-2018 cummins trucks running efi live custom tuning
2016-2023 2.8 LWN DURAMAX- HPTUNERS CUSTOM TUNING Hardware:Tune File - No Hardware datalog and view/clear diagnostic faultComplete custom calibrations developed specifically for the 16 23 2. 8 Duramax Trucks. All torque and speed limits removed. Pilot Post injections removed. Exhaust brake power increased and enabled to lower speeds. Considerable fuel mileage gains over the stock calibrations. Improved pedal sensitivity and adjustable per SOTF level. Exhaust brake setting persists through key cycle. SOTF Tune level is displayed via DEF Gauge. Torque converter lockup
