Caterpillar 3406E 14.6 441hp (324kW) 2244Nm — Stage 1 file (+117 hp)

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Chip tuning for Caterpillar 3406E 14.6 441hp (324kW) 2244Nm ECU

Caterpillar 3406E (I) 14.6 441hp (324kW) 2244Nm — industrial diesel engine of the agricultural segment of the Caterpillar Inc. group (США, 1925). Stage 1 chip tuning raises power from 441 to 558 hp (+117 hp, +27%) and torque from 2244 to 2743 Nm (+499 Nm).

Caterpillar is an American maker of heavy equipment and diesel engines, founded in 1925. The CAT C7, C9, C13, C15 and C18 form a range of diesel engines for heavy equipment. The CAT logo is an iconic emblem of the industrial segment. DPF/SCR with AdBlue is standard on modern Tier 4 models. Top-tier CAT mining machines sit at the power ceiling of the industrial segment. CAT engines are used in construction, mining and marine equipment.

The CAT community is a niche corner of industrial chip tuning. The CAT ECU is a locked platform requiring specialised tooling. Top-tier CAT mining machines sit at the power ceiling of the industry.

Frequently asked questions

How many horsepower does the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm reach after a remap?

After Stage 1 the power of the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm rises from 441 to 558 hp, a gain of 117 hp (+27%). Torque rises from 2244 to 2743 Nm (+499 Nm).

How does Stage 1 differ from stock on the Caterpillar 3406E?

Stage 1 is a software optimization of the factory ECU firmware of the Caterpillar 3406E with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +117 hp with no hardware changes.

Does Stage 1 make sense on the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm with this much power?

Stage 1 for the Caterpillar 3406E 14.6 441hp (324kW) 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 Caterpillar 3406E 14.6 441hp (324kW) 2244Nm?

Stage 2 on the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Caterpillar 3406E remain valid after Stage 1?

After remapping the Caterpillar 3406E, 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 Caterpillar 3406E?

Reading and writing via OBD takes 25-30 minutes on the Caterpillar 3406E. 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 Caterpillar 3406E?

Before Stage 1 the original of the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Caterpillar 3406E 14.6 441hp (324kW) 2244Nm cost?

The remap price for the Caterpillar 3406E 14.6 441hp (324kW) 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: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno