Mercedes CLS 280 (3.0i) 231 hp — Stage 1 file (+19 hp)
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Stage 1 file for Mercedes CLS 280 (3.0i) 231 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Mercedes CLS 280 (3.0i) 231 hp ECU
Mercedes CLS (2004 - C219) 280 (3.0i) 231 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 231 to 250 hp (+19 hp, +8%) and torque from 300 to 330 Nm (+30 Nm). ECU — Bosch ME9.7. Flashing method: OBD or Bench depending on the unit's protection. The 2004 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.
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. 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. Maybach uses Mercedes engines for the ultra-luxury segment, with the emphasis on quietness and smoothness.
Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. Stage 1 on Mercedes often requires refreshing the adaptations after the flash. The Mercedes community in Europe has a large pool of available Stage files for the standard models. The Mercedes premium segment is a high-output platform with Stage 2 potential. High-output Mercedes engines are premium-class with solid headroom for Stage 1. On modern high-output Mercedes, Bench reading is often required because of the encryption.
Frequently asked questions
What power gain do you get after chip tuning the Mercedes CLS 280 (3.0i) 231 hp?
After Stage 1 the power of the Mercedes CLS 280 (3.0i) 231 hp rises from 231 to 250 hp, a gain of 19 hp (+8%). Torque rises from 300 to 330 Nm (+30 Nm).
How does Stage 1 differ from stock on the Mercedes CLS?
Stage 1 on the Mercedes CLS 280 (3.0i) 231 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 +19 hp with no hardware changes.
What does Stage 1 give on the powerful Mercedes CLS 280 (3.0i) 231 hp?
The high-output Mercedes CLS 280 (3.0i) 231 hp has a conservative factory calibration aimed at the mass market. Stage 1 unlocks the engine's real potential while turbo and injector life are preserved.
How does Stage 2 differ from Stage 1 on the Mercedes CLS 280 (3.0i) 231 hp?
Stage 2 on the Mercedes CLS 280 (3.0i) 231 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
What control unit does the Mercedes CLS 280 (3.0i) 231 hp run?
The control unit of the Mercedes CLS 280 (3.0i) 231 hp is the Bosch ME9.7. Before flashing, the engineer identifies the exact revision and selects the write method.
Does Stage 1 void the warranty on the Mercedes CLS?
Stage 1 on the Mercedes CLS 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 CLS 280 (3.0i) 231 hp done?
The full remap cycle for the Mercedes CLS — 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 CLS?
The original Mercedes CLS 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 CLS 280 (3.0i) 231 hp?
The cost of Stage 1 for the Mercedes CLS 280 (3.0i) 231 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.