Deutz Agrofarm 420 99hp (73kW) 380Nm — Stage 1 file (+23 hp)

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Chip tuning for Deutz Agrofarm 420 99hp (73kW) 380Nm ECU

Deutz Agrofarm (I) 420 99hp (73kW) 380Nm — agricultural diesel engine of the agricultural segment of the Deutz AG group (Германия, 1864). Stage 1 chip tuning raises power from 99 to 122 hp (+23 hp, +23%) and torque from 380 to 436 Nm (+56 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 Agrofarm 420 99hp (73kW) 380Nm?

After Stage 1 the power of the Deutz Agrofarm 420 99hp (73kW) 380Nm rises from 99 to 122 hp, a gain of 23 hp (+23%). Torque rises from 380 to 436 Nm (+56 Nm).

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

Stage 1 chip tuning of the Deutz Agrofarm is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +23 hp with no hardware changes.

What does chip tuning give on the low-output Deutz Agrofarm 420 99hp (73kW) 380Nm?

Stage 1 on the base Deutz Agrofarm 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 Agrofarm?

Stage 2 on the Deutz Agrofarm 420 99hp (73kW) 380Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What happens to the Deutz Agrofarm warranty after chip tuning?

The factory warranty of the Deutz Agrofarm 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 Agrofarm take?

On the Deutz Agrofarm 420 99hp (73kW) 380Nm: 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 Agrofarm?

Yes, the original ECU firmware of the Deutz Agrofarm 420 99hp (73kW) 380Nm 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 Agrofarm?

Stage 1 for the Deutz Agrofarm 420 99hp (73kW) 380Nm 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