Mercedes R 300 CDI (3.0) 190 hp — Stage 1 file (+70 hp)
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Stage 1 file for Mercedes R 300 CDI (3.0) 190 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Mercedes R 300 CDI (3.0) 190 hp ECU
Mercedes R (2005) 300 CDI (3.0) 190 hp — premium diesel 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 260 hp (+70 hp, +37%) and torque from 400 to 600 Nm (+200 Nm). This engine ships with different ECU variants: Bosch DCU17PC01, Bosch EDC17CP01, Siemens/Continental VGSx-NAG2. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 3 configurations · 3 ECU variants. The 2005 generation — first-generation CDI/TDI/HDi diesels with relatively simple ECU protection; OBD reading works directly.
The Mercedes three-pointed star symbolises dominance on land, at sea and in the air. 4MATIC all-wheel drive is Mercedes' signature system, fitted to most models. The Mercedes-Benz Group AG (Daimler AG until 2022) comprises Mercedes-Benz, AMG, Maybach, Smart and the EQ line. Mid-range Mercedes diesels are a mainstream chip tuning subject in both the commercial and passenger-car segments. The factory calibration on Mercedes diesels is conservative, leaving headroom for Stage 1 while preserving engine life. DPF/SCR with AdBlue is standard on all Euro-6 Mercedes diesels.
Stage 1 on mid-range Mercedes diesels delivers a noticeable torque gain. In the Mercedes commercial segment, Stage 1 focuses on torque. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. 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
How many horsepower does the Mercedes R 300 CDI (3.0) 190 hp reach after a remap?
The Stage 1 gain for the Mercedes R 300 CDI (3.0) 190 hp is 70 hp (+37%) over the stock 190 hp, for a total of 260 hp. Torque rises from 400 to 600 Nm (+200 Nm).
What is Stage 1 chip tuning for the Mercedes R?
Stage 1 on the Mercedes R 300 CDI (3.0) 190 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 +70 hp with no hardware changes.
Is a Stage 1 remap safe for the 300 CDI (3.0) 190 hp?
Stage 1 on the Mercedes R 300 CDI (3.0) 190 hp is developed while keeping the factory AFR, knock control and temperature limits. Engine life is preserved provided regular maintenance is carried out.
How does Stage 2 differ from Stage 1 on the Mercedes R 300 CDI (3.0) 190 hp?
Stage 2 on the Mercedes R 300 CDI (3.0) 190 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
How many ECU variants does the Mercedes R 300 CDI (3.0) 190 hp have?
The Mercedes R 300 CDI (3.0) 190 hp has 3 ECU variants: Bosch DCU17PC01, Bosch EDC17CP01, Siemens/Continental VGSx-NAG2. 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 R?
Stage 1 on the Mercedes R 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 R 300 CDI (3.0) 190 hp done?
The full remap cycle for the Mercedes R — 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 R?
The original Mercedes R 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 R 300 CDI (3.0) 190 hp?
The cost of Stage 1 for the Mercedes R 300 CDI (3.0) 190 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.