Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm — Stage 1 file (+56 hp)

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Chip tuning for Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm ECU

Mercedes Actros (I (1995+)) OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm — premium diesel engine of the commercial segment of the Mercedes-Benz Group AG (Mercedes-Benz, AMG, Maybach, Smart, EQ) group (Германия, 1926). Stage 1 chip tuning raises power from 449 to 505 hp (+56 hp, +12%) and torque from 2200 to 2540 Nm (+340 Nm). The 1995 generation — first-generation CDI/TDI/HDi diesels with relatively simple ECU protection; OBD reading works directly.

The Mercedes three-pointed star symbolises dominance on land, at sea and in the air. 4MATIC all-wheel drive is Mercedes' signature system, fitted to most models. The Mercedes-Benz Group AG (Daimler AG until 2022) comprises Mercedes-Benz, AMG, Maybach, Smart and the EQ line. Top Mercedes diesels sit at the power ceiling of the diesel segment, and Stage 2 requires hardware. The factory calibration on Mercedes diesels is conservative, leaving headroom for Stage 1 while preserving engine life. DPF/SCR with AdBlue is standard on all Euro-6 Mercedes diesels.

Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. The AMG community is active in Germany, but the protection is the toughest in the industry, so Stage 1 on AMG usually requires Bench. The Mercedes community in Europe has a large pool of available Stage files for the standard models. Bench reading is a mandatory procedure for modern AMG models. Top AMG engines sit at the Mercedes power ceiling, and the gain is significant. AMG engines are a well-known base once hardware is added (downpipe + intake + intercooler). Brabus is a premium alternative to AMG for the top models.

Frequently asked questions

How many horsepower does the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm reach after a remap?

After Stage 1 the power of the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm rises from 449 to 505 hp, a gain of 56 hp (+12%). Torque rises from 2200 to 2540 Nm (+340 Nm).

How does Stage 1 differ from stock on the Mercedes Actros?

Stage 1 chip tuning of the Mercedes Actros is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +56 hp with no hardware changes.

What is the Stage 1 potential of the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm?

Stage 1 for the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm 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.

How much does Stage 2 add on the Mercedes Actros?

Stage 2 on the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What happens to the Mercedes Actros warranty after chip tuning?

The factory warranty of the Mercedes Actros 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 Mercedes Actros take?

On the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm: 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 Mercedes Actros?

Yes, the original ECU firmware of the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm 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 Mercedes Actros?

Stage 1 for the Mercedes Actros OM471 SCR 12.8 (EU6) 449hp (330kW) 2200Nm 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