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. For use with existing iDash DataMonster or iDash SuperGauge.
4.6
17 ratings
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Saved me $80,000
Instead of buying a new truck, we put in a new radio head unit to get a decent screen It helped a little. But then we added a Banks Derringer, Pedal Monster, and intake. Now we don't even think about a new truck. When we are flying up grades with our 5th wheel, we just giggle.
J
John · October 23, 2026
Great
I purchased the duranger, pedal monster I dash pro and it all works perfectly, I actually caught an emissions problem before it put me in limp mode and was able to fix the problem before it became a really big problem.
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Erik · September 15, 2026
Big difference
Not that my 2018 High Country 3500 HD needed a lot but the Derringer gave it that edge you are looking for.