Mercedes CLA 220 (2.0T) 190 hp — Stage 1 file (+60 hp)

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Chip tuning for Mercedes CLA 220 (2.0T) 190 hp ECU

Mercedes CLA (2019 - C118) 220 (2.0T) 190 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 190 to 250 hp (+60 hp, +32%) and torque from 300 to 400 Nm (+100 Nm). ECU — Bosch MED17.7.7. Flashing method: OBD or Bench depending on the unit's protection. A modern petrol engine built in 2019 — a generation with encrypted ECU protection (Tricore TPROT); top engines require Bench.

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. Mercedes-Benz is the world's oldest carmaker, founded in 1926 by the merger of Daimler-Motoren-Gesellschaft and Benz & Cie. Mercedes encryption is among the toughest in the industry, especially on modern models. The factory calibration on Mercedes petrol engines is conservative, leaving headroom for Stage 1. The Mercedes petrol range spans compacts, premium saloons, SUVs, roadsters and AMG flagships.

The Mercedes community in Europe has a large pool of available Stage files for the standard models. Stage 1 on Mercedes often requires refreshing the adaptations after the flash. On modern Mercedes, the encryption requires specialised Bench tools. 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. Mercedes prioritises smooth running, and Stage 1 preserves the engine's character.

Frequently asked questions

What power gain do you get after chip tuning the Mercedes CLA 220 (2.0T) 190 hp?

The Stage 1 gain for the Mercedes CLA 220 (2.0T) 190 hp is 60 hp (+32%) over the stock 190 hp, for a total of 250 hp. Torque rises from 300 to 400 Nm (+100 Nm).

What is Stage 1 chip tuning for the Mercedes CLA?

Stage 1 is a software optimization of the factory ECU firmware of the Mercedes CLA with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +60 hp with no hardware changes.

What is the risk of Stage 1 on the Mercedes CLA 220 (2.0T) 190 hp?

A remap of the Mercedes CLA 220 (2.0T) 190 hp is safe — the factory calibration in this mid-range class is conservative, leaving genuine headroom for Stage 1 with no hardware changes.

What is Stage 2 for the Mercedes CLA 220 (2.0T) 190 hp?

Stage 2 on the Mercedes CLA 220 (2.0T) 190 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

What ECU platform does the Mercedes CLA 220 (2.0T) 190 hp use?

The Mercedes CLA 220 (2.0T) 190 hp is fitted with the Bosch MED17.7.7 ECU. The read method depends on the unit's protection: OBD, Bench via BDM, or Boot mode.

Does the factory warranty of the Mercedes CLA remain valid after Stage 1?

After remapping the Mercedes CLA, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Mercedes CLA?

Reading and writing via OBD takes 25-30 minutes on the Mercedes CLA. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Mercedes CLA?

Before Stage 1 the original of the Mercedes CLA 220 (2.0T) 190 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Mercedes CLA 220 (2.0T) 190 hp cost?

The remap price for the Mercedes CLA 220 (2.0T) 190 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno