How much HP can I gain with a Mercedes CLS53 Stage 1 tune?

With a Stage 1 ECU tune, your Mercedes CLS53 2019-2024 can go from 429 HP to 535 HP, a gain of +106 HP.

Is ECU tuning safe for my Mercedes?

Yes. Westtuned uses manufacturer-calibrated ECU remapping with safe parameters. Stage 1 tunes require no hardware modifications and are fully reversible.

Mercedes CLS53

Name: Mercedes CLS53 2019-2024 ECU Tuning +106HP | Westtuned
Brand: Westtuned
SKU: WT-402
Availability: InStock

2019-2024 | 429 HP -> 535 HP

POWER

429 HP

535 HP

+106 HP

TORQUE

384 Nm

490 Nm

+106 Nm

What Will Your Car Feel Like?

Estimated performance improvements

— sec

0-60 MPH

Stock: —s → Tuned: —s

—

— sec

¼ Mile

Stock: —s → Tuned: —s

—

— HP/ton

Power-to-Weight

Stock: — → Tuned: —

—

Estimates based on performance data. Actual results may vary depending on conditions, fuel quality, and vehicle specifics.

Performance Curve

Stock Stage 1

Detailed Description

Mercedes CLS53 2019-2024 Tuning Software by Westtuned

The Mercedes CLS53 2019-2024 is an exceptional platform — and with Westtuned custom ECU software, you can unlock performance that the factory left on the table. Our team of experienced calibrators fine-tune every parameter to maximize power output, throttle response and torque delivery.

Built on thousands of hours of dyno time and real-world testing, our Stage 1 software for the Mercedes CLS53 2019-2024 targets safe boost levels, optimised ignition timing and refined fuel maps for a power delivery that inspires confidence.

Stage 1 software pushes your Mercedes CLS53 2019-2024 from the stock 429HP / 384Nm to 535HP / 490Nm — a gain of +106HP, achieved with no hardware modifications required.

From a completely stock Mercedes CLS53 2019-2024 to a fully modified build, Westtuned has the right calibration to match your hardware and unlock the performance you're after.

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