Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm — Stage 1 file (+32 hp)

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Chip tuning for Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm ECU

Mercedes 211/311/411 (I) 211/311/411 109hp (80kW) 280Nm — 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 109 to 141 hp (+32 hp, +29%) and torque from 280 to 325 Nm (+45 Nm).

Maybach is Mercedes's ultra-luxury sub-brand. Mercedes-Benz is the world's oldest carmaker, founded in 1926 by the merger of Daimler-Motoren-Gesellschaft and Benz & Cie. The Mercedes slogan is 'Das Beste oder nichts' ('The best or nothing'). Mercedes diesels have long been known for legendary reliability, with German taxi fleets running to million-kilometre mileages. Mercedes pioneered CDI (Common-rail Direct Injection) technology on passenger-car diesels, in series production since 1997. Mercedes diesels have long been popular with the German police and taxi services.

Stage 1 on mid-range Mercedes diesels delivers a noticeable torque gain. The Mercedes community is active in Europe, with a large pool of available Stage files. Mid-range Mercedes engines are a premium segment with a conservative factory calibration, and Stage 1 preserves engine life. Mercedes prioritises smooth running, and Stage 1 preserves the engine's character. The Mercedes factory calibration allows a confident move to Stage 1 without hardware changes.

Frequently asked questions

How many horsepower does the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm reach after a remap?

Stage 1 chip tuning on the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm boosts engine output by 32 hp: from 109 to 141 hp. Torque rises from 280 to 325 Nm (+45 Nm).

What changes in the Mercedes 211/311/411 ECU after Stage 1?

Stage 1 on the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +32 hp with no hardware changes.

Is a Stage 1 remap safe for the 211/311/411 109hp (80kW) 280Nm?

Stage 1 on the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm is developed while keeping the factory AFR, knock control and temperature limits. Engine life is preserved provided regular maintenance is carried out.

How does Stage 2 differ from Stage 1 on the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm?

Stage 2 for the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

Does Stage 1 void the warranty on the Mercedes 211/311/411?

Stage 1 on the Mercedes 211/311/411 voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.

How quickly is chip tuning of the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm done?

The full remap cycle for the Mercedes 211/311/411 — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.

Can you return to stock after Stage 1 on the Mercedes 211/311/411?

The original Mercedes 211/311/411 ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.

How much does Stage 1 cost for the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm?

The cost of Stage 1 for the Mercedes 211/311/411 211/311/411 109hp (80kW) 280Nm is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.

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