Cummins ISX 500 14.95L 502hp (369kW) 2244Nm — Stage 1 file (+80 hp)

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Chip tuning for Cummins ISX 500 14.95L 502hp (369kW) 2244Nm ECU

Cummins ISX (I) 500 14.95L 502hp (369kW) 2244Nm — industrial diesel engine of the commercial segment of the Cummins Inc. group (США, 1919). Stage 1 chip tuning raises power from 502 to 582 hp (+80 hp, +16%) and torque from 2244 to 2490 Nm (+246 Nm).

The Cummins B-Series is an iconic engine line (Dodge Ram, agricultural machinery). 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 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

How much does the power of the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm increase after Stage 1?

The Stage 1 gain for the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm is 80 hp (+16%) over the stock 502 hp, for a total of 582 hp. Torque rises from 2244 to 2490 Nm (+246 Nm).

What is Stage 1 chip tuning for the Cummins ISX?

Stage 1 is a software optimization of the factory ECU firmware of the Cummins ISX 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 ISX 500 14.95L 502hp (369kW) 2244Nm with this much power?

Stage 1 for the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm 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 ISX 500 14.95L 502hp (369kW) 2244Nm?

Stage 2 on the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

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

After remapping the Cummins ISX, 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 ISX?

Reading and writing via OBD takes 25-30 minutes on the Cummins ISX. 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 ISX?

Before Stage 1 the original of the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm cost?

The remap price for the Cummins ISX 500 14.95L 502hp (369kW) 2244Nm 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