Your Vehicle
Mercedes-Benz CLK CLK500 387hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Mercedes-Benz CLK CLK500 387hp: da 387 a 407HP
Remapping Mercedes-Benz CLK
MasterTuning is a leader in developing remapping for Mercedes-Benz. La Mercedes-Benz CLK CLK500 387hp può passare da 387 HP a 407 HP con un incremento di 20 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Mercedes-Benz CLK CLK500 387hp
The Mercedes-Benz CLK CLK500 387hp is equipped with a petrol engine that produces 387 HP and 530 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Mercedes-Benz can achieve 407 HP (+5%) and 550 Nm (+4%).
Our Stage 1 tuning for the CLK W209 - 2003 - 2009 delivers an impressive gain of +20 HP and +20 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code M273 E 30 identifies this specific powerplant configuration. The Bosch ME9.7 / Bosch ME2.8 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 387 HP from factory, this Mercedes-Benz CLK is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Mercedes-Benz CLK CLK500 387hp
Factory technical data for the Mercedes-Benz CLK CLK500 387hp (W209 - 2003 - 2009), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | M273 E 30 |
|---|---|
| ECU / Control unit | Bosch ME9.7 / Bosch ME2.8 |
| Fuel | Petrol |
| Compression ratio | 10.5 |
| Bore × stroke | 98.0 X 90.5 mm |
| Stock power | 387 HP · 530 Nm |
| Remapped power (Stage 1) | 407 HP (+20) · 550 Nm (+20) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Mercedes-Benz CLK.
Frequently Asked Questions - Mercedes-Benz CLK
How much power can I gain from remapping my Mercedes-Benz CLK?
With MasterTuning Stage 1, your Mercedes-Benz CLK CLK500 387hp can gain +20 HP (from 387 to 407 HP) and +20 Nm of torque. This represents a 5% increase in power.
Is ECU remapping safe for the Mercedes-Benz CLK engine?
Yes, MasterTuning's remapping for the Mercedes-Benz CLK CLK500 387hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the M273 E 30 engine.
Is the Mercedes-Benz ECU remapping reversible?
Absolutely. The original factory calibration of your Mercedes-Benz CLK is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Mercedes-Benz warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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