Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm — Stage 1 file (+29 hp)

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Chip tuning for Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm ECU

Deutz Agrotron (I) 90 4.0 R4 90hp (66kW) 372Nm — agricultural diesel engine of the agricultural segment of the Deutz AG group (Германия, 1864). Stage 1 chip tuning raises power from 90 to 119 hp (+29 hp, +32%) and torque from 372 to 440 Nm (+68 Nm).

Deutz is the oldest internal-combustion engine manufacturer in the world. Deutz engines are used across a wide range of agricultural and special machinery. Deutz is a German diesel engine manufacturer, founded in 1864. Сельхозтехника — основной объект тюнинга в агросегменте; прирост момента критичен для тяговых работ. DPF/SCR с AdBlue — стандарт на современных Tier 4/Stage V агро-моторах. Маломощные агро-дизели — компактная техника; Stage 1 безопасный.

Stage 1 в агросегменте фокусируется на крутящем моменте для тяговых работ. Сельхозсегмент — расход и тяга важнее л.с. Маломощные Deutz — компактная техника; Stage 1 безопасный.

Frequently asked questions

How much horsepower does Stage 1 add for the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm?

After Stage 1 the power of the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm rises from 90 to 119 hp, a gain of 29 hp (+32%). Torque rises from 372 to 440 Nm (+68 Nm).

How does Stage 1 differ from stock on the Deutz Agrotron?

Stage 1 chip tuning of the Deutz Agrotron is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +29 hp with no hardware changes.

What does chip tuning give on the low-output Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm?

Stage 1 on the base Deutz Agrotron is safe — the factory calibration of low-output engines leaves headroom for software optimization. The gain is modest, but engine life is not affected.

How much does Stage 2 add on the Deutz Agrotron?

Stage 2 on the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What happens to the Deutz Agrotron warranty after chip tuning?

The factory warranty of the Deutz Agrotron does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.

How long does remapping the Deutz Agrotron take?

On the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.

Is the original file kept when chip tuning the Deutz Agrotron?

Yes, the original ECU firmware of the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.

What is the price of a Stage 1 remap for the Deutz Agrotron?

Stage 1 for the Deutz Agrotron 90 4.0 R4 90hp (66kW) 372Nm is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.

Last updated: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno