Mercedes GL 350 BlueTec (3.0) 258 hp — Stage 1 file (+42 hp)
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Stage 1 file for Mercedes GL 350 BlueTec (3.0) 258 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Mercedes GL 350 BlueTec (3.0) 258 hp ECU
Mercedes GL (2012 - X166) 350 BlueTec (3.0) 258 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 258 to 300 hp (+42 hp, +16%) and torque from 620 to 700 Nm (+80 Nm). This engine ships with different ECU variants: Delphi CPC2, Bosch DCU17PC01, Bosch EDC17CP10, Bosch EDC17CP46, Bosch EDC17CP57, Siemens/Continental VGS4-NAG2, Siemens/Continental VGSx-NAG2. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 7 configurations · 7 ECU variants. The 2012 generation — mid-generation petrol ECUs (MEDC17/MEVD17/Simos PCR), OBD flash on production revisions.
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. Maybach uses Mercedes engines for the ultra-luxury segment, with the emphasis on quietness and smoothness. The factory calibration on Mercedes petrol engines is conservative, leaving headroom for Stage 1. High-output Mercedes turbo petrol engines are the flagship models, and Stage 1 delivers a solid gain.
The AMG community is active in Germany, but the protection is the toughest in the industry, so Stage 1 on AMG usually requires Bench. Stage 1 on Mercedes often requires refreshing the adaptations after the flash. Mercedes is one of the most protected brands in the chip tuning industry in terms of encryption. On modern high-output Mercedes, Bench reading is often required because of the encryption. 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.
Frequently asked questions
What power gain do you get after chip tuning the Mercedes GL 350 BlueTec (3.0) 258 hp?
After Stage 1 the power of the Mercedes GL 350 BlueTec (3.0) 258 hp rises from 258 to 300 hp, a gain of 42 hp (+16%). Torque rises from 620 to 700 Nm (+80 Nm).
How does Stage 1 differ from stock on the Mercedes GL?
Stage 1 chip tuning of the Mercedes GL is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +42 hp with no hardware changes.
Is Stage 1 safe on the high-output Mercedes GL 350 BlueTec (3.0) 258 hp?
The high-output Mercedes GL 350 BlueTec (3.0) 258 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 much does Stage 2 add on the Mercedes GL?
Stage 2 on the Mercedes GL 350 BlueTec (3.0) 258 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
Which ECUs are found on the Mercedes GL 350 BlueTec (3.0) 258 hp?
The Mercedes GL 350 BlueTec (3.0) 258 hp was fitted with different ECUs depending on the year and trim: Delphi CPC2, Bosch DCU17PC01, Bosch EDC17CP10, Bosch EDC17CP46, Bosch EDC17CP57, Siemens/Continental VGS4-NAG2, Siemens/Continental VGSx-NAG2. The write method (OBD, Bench, Boot) is determined when the unit is read.
What happens to the Mercedes GL warranty after chip tuning?
The factory warranty of the Mercedes GL does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.
How long does remapping the Mercedes GL take?
On the Mercedes GL 350 BlueTec (3.0) 258 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.
Is the original file kept when chip tuning the Mercedes GL?
Yes, the original ECU firmware of the Mercedes GL 350 BlueTec (3.0) 258 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.
What is the price of a Stage 1 remap for the Mercedes GL?
Stage 1 for the Mercedes GL 350 BlueTec (3.0) 258 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.