Mercedes CLA 45 AMG (2.0T) 360 hp — Stage 1 file (+40 hp)

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Chip tuning for Mercedes CLA 45 AMG (2.0T) 360 hp ECU

Mercedes CLA (2013 - C117) 45 AMG (2.0T) 360 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 360 to 400 hp (+40 hp, +11%) and torque from 450 to 540 Nm (+90 Nm). This engine ships with different ECU variants: Bosch MED17.7.2, Bosch VGS2-FDCT gen2. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. The 2013 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.

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'). Smart is Mercedes's city sub-brand, historically running Mitsubishi and Renault engines. Brabus is an independent Mercedes tuning house specialising in top-model upgrades. The factory calibration on Mercedes petrol engines is conservative, leaving headroom for Stage 1. Mid-generation petrol models use standard OBD flash.

On Mercedes up to the recent generation, Stage 1 OBD flash is available. AMG engines confidently reach Stage 2 with a downpipe + intake. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. 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. AMG Performance Studio is Mercedes's in-house tuning studio for bespoke projects.

Frequently asked questions

How much horsepower does Stage 1 add for the Mercedes CLA 45 AMG (2.0T) 360 hp?

The Stage 1 gain for the Mercedes CLA 45 AMG (2.0T) 360 hp is 40 hp (+11%) over the stock 360 hp, for a total of 400 hp. Torque rises from 450 to 540 Nm (+90 Nm).

What is Stage 1 chip tuning for the Mercedes CLA?

Stage 1 on the Mercedes CLA 45 AMG (2.0T) 360 hp 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 +40 hp with no hardware changes.

What does Stage 1 give on the top-spec Mercedes CLA 45 AMG (2.0T) 360 hp?

Stage 1 for the Mercedes CLA 45 AMG (2.0T) 360 hp 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 does Stage 2 differ from Stage 1 on the Mercedes CLA 45 AMG (2.0T) 360 hp?

Stage 2 on the Mercedes CLA 45 AMG (2.0T) 360 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

How many ECU variants does the Mercedes CLA 45 AMG (2.0T) 360 hp have?

The Mercedes CLA 45 AMG (2.0T) 360 hp has 2 ECU variants: Bosch MED17.7.2, Bosch VGS2-FDCT gen2. Before flashing you need to read the specific unit — calibration is done for the exact hardware/software.

Does Stage 1 void the warranty on the Mercedes CLA?

Stage 1 on the Mercedes CLA 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 CLA 45 AMG (2.0T) 360 hp done?

The full remap cycle for the Mercedes CLA — 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 CLA?

The original Mercedes CLA 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 CLA 45 AMG (2.0T) 360 hp?

The cost of Stage 1 for the Mercedes CLA 45 AMG (2.0T) 360 hp 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