Cummins QSX 460 14.95L 462hp (340kW) 2370Nm — Stage 1 file (+80 hp)

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Chip tuning for Cummins QSX 460 14.95L 462hp (340kW) 2370Nm ECU

Cummins QSX (I) 460 14.95L 462hp (340kW) 2370Nm — industrial diesel engine of the commercial segment of the Cummins Inc. group (США, 1919). Stage 1 chip tuning raises power from 462 to 542 hp (+80 hp, +17%) and torque from 2370 to 2692 Nm (+322 Nm).

The Cummins ECU is a locked platform, tuned through specialised tooling. Cummins is the world leader in heavy-duty diesel-engine production volume. The Cummins ISX is the flagship for Class 8 heavy trucks. The Cummins CM850/CM870/CM2350 ECUs are a proprietary platform. DPF/SCR with AdBlue is standard on modern Cummins engines. The Cummins B-Series, ISX and QSB are the main engine families.

The Cummins ECU is a locked platform requiring specialised tooling. EFILive, MM3 and MiniMax are the main tools for Cummins (not the standard WinOLS). The US Cummins community is the world's largest for Dodge Ram and heavy trucks. The top Cummins ISX engines mark the power ceiling of the American truck segment.

Frequently asked questions

What is the Stage 1 effect on the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm?

The Stage 1 gain for the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm is 80 hp (+17%) over the stock 462 hp, for a total of 542 hp. Torque rises from 2370 to 2692 Nm (+322 Nm).

What is Stage 1 chip tuning for the Cummins QSX?

Stage 1 is a software optimization of the factory ECU firmware of the Cummins QSX with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +80 hp with no hardware changes.

Does Stage 1 make sense on the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm with this much power?

Stage 1 for the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.

What is Stage 2 for the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm?

Stage 2 on the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Cummins QSX remain valid after Stage 1?

After remapping the Cummins QSX, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Cummins QSX?

Reading and writing via OBD takes 25-30 minutes on the Cummins QSX. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Cummins QSX?

Before Stage 1 the original of the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm cost?

The remap price for the Cummins QSX 460 14.95L 462hp (340kW) 2370Nm is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno