Indian 1811 Chief 1811 chief classic 74HP

Stage 1 tuning for Indian 1811 Chief typically takes 1-2 hours of work. Time may vary depending on the ECU type.

Yes, our Stage 1 tunes are developed respecting the engine's safety margins. The power increase from 74 to 82 HP (+11%) is within safe parameters.

With Stage 1 tuning, Indian 1811 Chief goes from 74 HP to 82 HP (+8 HP) and from 139 Nm to 147 Nm (+8 Nm).

Stage 1 remapping takes it from 74 HP to 82 HP (+8 HP, +11%) and torque from 139 Nm to 147 Nm (+8 Nm). These figures refer to the standard engine, with no hardware modifications.

A remap changes the factory calibration, so on a vehicle still under manufacturer warranty it may affect coverage on powertrain components. Performance tuning keeps all emission systems working; deactivating emission devices such as DPF, EGR or AdBlue is not road-legal in the EU and UK and is intended for off-road, motorsport or export use only.

With a normal driving style consumption usually stays the same or drops slightly: the extra torque at low rpm means less throttle for the same speed. Consumption goes up only if you actually use the additional power.

Yes. The original file is read and stored before any modification, so the vehicle can be returned to the factory calibration at any time.