Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm — Stage 1 file (+22 hp)

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Chip tuning for Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm ECU

Caterpillar C4 (I) 1.2 THP PureTech 130hp (96kW) 230Nm — industrial diesel engine of the agricultural segment of the Caterpillar Inc. group (США, 1925). Stage 1 chip tuning raises power from 130 to 152 hp (+22 hp, +17%) and torque from 230 to 268 Nm (+38 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. CAT engines are used in construction, mining and marine equipment. DPF/SCR with AdBlue is standard on modern Tier 4 models.

The CAT community is a niche corner of industrial chip tuning. The CAT ECU is a locked platform requiring specialised tooling. Mid-range CAT units power compact construction equipment.

Frequently asked questions

How much horsepower does Stage 1 add for the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm?

After Stage 1 the power of the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm rises from 130 to 152 hp, a gain of 22 hp (+17%). Torque rises from 230 to 268 Nm (+38 Nm).

How does Stage 1 differ from stock on the Caterpillar C4?

Stage 1 is a software optimization of the factory ECU firmware of the Caterpillar C4 with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +22 hp with no hardware changes.

What is the risk of Stage 1 on the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm?

A remap of the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm?

Stage 2 on the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does the factory warranty of the Caterpillar C4 remain valid after Stage 1?

After remapping the Caterpillar C4, 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 C4?

Reading and writing via OBD takes 25-30 minutes on the Caterpillar C4. 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 C4?

Before Stage 1 the original of the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm cost?

The remap price for the Caterpillar C4 1.2 THP PureTech 130hp (96kW) 230Nm 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