Caterpillar C15 14.6 515hp (379kW) 1650Nm — Stage 1 file (+87 hp)

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Chip tuning for Caterpillar C15 14.6 515hp (379kW) 1650Nm ECU

Caterpillar C15 (I) 14.6 515hp (379kW) 1650Nm — industrial diesel engine of the agricultural segment of the Caterpillar Inc. group (США, 1925). Stage 1 chip tuning raises power from 515 to 602 hp (+87 hp, +17%) and torque from 1650 to 1992 Nm (+342 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 much does the power of the Caterpillar C15 14.6 515hp (379kW) 1650Nm increase after Stage 1?

After Stage 1 the power of the Caterpillar C15 14.6 515hp (379kW) 1650Nm rises from 515 to 602 hp, a gain of 87 hp (+17%). Torque rises from 1650 to 1992 Nm (+342 Nm).

How does Stage 1 differ from stock on the Caterpillar C15?

Stage 1 is a software optimization of the factory ECU firmware of the Caterpillar C15 with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +87 hp with no hardware changes.

Does Stage 1 make sense on the Caterpillar C15 14.6 515hp (379kW) 1650Nm with this much power?

Stage 1 for the Caterpillar C15 14.6 515hp (379kW) 1650Nm 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 C15 14.6 515hp (379kW) 1650Nm?

Stage 2 on the Caterpillar C15 14.6 515hp (379kW) 1650Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Caterpillar C15 remain valid after Stage 1?

After remapping the Caterpillar C15, 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 C15?

Reading and writing via OBD takes 25-30 minutes on the Caterpillar C15. 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 C15?

Before Stage 1 the original of the Caterpillar C15 14.6 515hp (379kW) 1650Nm is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Caterpillar C15 14.6 515hp (379kW) 1650Nm cost?

The remap price for the Caterpillar C15 14.6 515hp (379kW) 1650Nm 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