Six power levels adjustable on the fly for customized performance
Autorate dynamic tuning uses real-time vehicle data for optimal calibration
ActiveSafety health monitoring circuitry for automatic fail-safe operation
Transcommand protection for transmission control to prevent damage
Plug-and-play installation with no reflash or ECM traces
Derringer features 6 power levels adjustable on-the-fly. Interfaces with OBD-II (On-Board Diagnostics) to communicate with the vehicle's ECM. AutoRate uses vehicle data to adjust tune in real-time. ActiveSafety protects engine/powertrain. TransCommand protects transmission. Control Derringer, monitor key engine and transmission functions,
Compatibility
2014-2018 Ram 1500 and Jeep Grand Cherokee 3.0L EcoDiesel
Power Levels
6 adjustable via IDash
Connectivity
OBD II (on-board diagnostics) interface
Data Logging
Up to 100 parameters, hundreds of hours of data
Installation
In-line with engine sensors, plug-and-play
Warranty
No reflash required, no traces left in ECM
4.2
5 ratings
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Ben w
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Benjamin · September 18, 2026
Derringer Tuner
This has added alot more fun to my truck
R
Robert · June 6, 2024
It definitely brought life to the EcoDiesel and the peddle monster combination got rid of that off the line lag nicely