Mercedes CLA 220 (2.0T) 184 hp — Stage 1 file (+66 hp)

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Chip tuning for Mercedes CLA 220 (2.0T) 184 hp ECU

Mercedes CLA (2013 - C117) 220 (2.0T) 184 hp — premium petrol engine of the passenger segment of the Mercedes-Benz Group AG (Mercedes-Benz, AMG, Maybach, Smart, EQ) group (Германия, 1926). Stage 1 chip tuning raises power from 184 to 250 hp (+66 hp, +36%) and torque from 300 to 400 Nm (+100 Nm). ECU — Bosch MED17.7.2. Flashing method: OBD or Bench depending on the unit's protection. In the CHIPOK database: 2 configurations. A petrol engine built in 2013 — a Tricore platform without strong protection; OBD access works.

AMG is the performance division of Mercedes (since 1967), building engines on the 'one man, one engine' principle in Affalterbach. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. Maybach is Mercedes's ultra-luxury sub-brand. Mid-generation petrol models use standard OBD flash. The Mercedes petrol range spans compacts, premium saloons, SUVs, roadsters and AMG flagships. Mercedes encryption is among the toughest in the industry, especially on modern models.

Stage 1 on Mercedes often requires refreshing the adaptations after the flash. On Mercedes up to the recent generation, Stage 1 OBD flash is available. Stage 1 on standard mid-range Mercedes petrol engines delivers a noticeable gain. 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. 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.

Frequently asked questions

What is the Stage 1 effect on the Mercedes CLA 220 (2.0T) 184 hp?

Stage 1 for the Mercedes CLA 220 (2.0T) 184 hp adds +66 hp — power increases from 184 to 250 hp (+36%). Torque rises from 300 to 400 Nm (+100 Nm).

What does a Stage 1 remap of the Mercedes CLA 220 (2.0T) 184 hp include?

Stage 1 chip tuning of the Mercedes CLA is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +66 hp with no hardware changes.

Can you do Stage 1 on the Mercedes CLA 220 (2.0T) 184 hp?

Yes, Stage 1 for the Mercedes CLA 220 (2.0T) 184 hp stays within the factory limits for boost pressure, knock and temperature. On a healthy engine with a serviced turbo and injectors there is no risk.

How much does Stage 2 add on the Mercedes CLA?

Stage 2 for the Mercedes CLA 220 (2.0T) 184 hp 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.

Which ECU is fitted to the Mercedes CLA 220 (2.0T) 184 hp?

The Mercedes CLA 220 (2.0T) 184 hp ECU is the Bosch MED17.7.2. Production versions support OBD access; locked variants require Bench (BDM/JTAG).

What happens to the Mercedes CLA warranty after chip tuning?

The factory warranty of the Mercedes CLA 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 CLA take?

On the Mercedes CLA 220 (2.0T) 184 hp: 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 CLA?

Yes, the original ECU firmware of the Mercedes CLA 220 (2.0T) 184 hp 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 CLA?

Stage 1 for the Mercedes CLA 220 (2.0T) 184 hp 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