• Mercedes M276 ECU Tuning C43 C450 E43 GLC43 – Performance Tune
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BenzUnited Parts

M276 3.0L V6 Bi-Turbo ECU Tune for Mercedes C43 AMG C450 E43 GLC43

M276 3.0L V6 Bi-Turbo ECU Tune for Mercedes C43 AMG C450 E43 GLC43

$1,500.00 USD
$2,000.00 USD $1,500.00 USD
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Custom ECU Tuning

M276 3.0L V6 BiTurbo

C43, C450, C400, GLC43, E43, E450, E400

Mercedes ECU Tuning C43 C450 GLC43 E43

Gain up to 485 HP & 550 lb-ft of Torque* — Unmatched M276 Tuning Power

Unlock your Mercedes' full potential with our Custom ECU Tuning for the M276 3.0L V6 BiTurbo. Developed to outperform the competition, our tuning goes beyond typical flash maps to deliver precision-calibrated gains with OEM-level safety.

📈 Power Gains (With Supporting Mods)

  • Peak Horsepower: 485 HP
  • Peak Torque: 550 lb-ft
  • Improved throttle response & spool time

💡 Why Choose Our Tuning?

  • OEM Reliability Preserved: Factory safety features remain fully intact.
  • Daily Driver Friendly: Smooth cold starts, no weird behavior.
  • Tailored Experience: Choose fuel type (91–100 octane), burble level, throttle feel.
  • Stealthy: Tune is undetectable to dealerships using standard diagnostics.

🔧 Tuning Options

  • Handheld Tuner: Plug-and-play MyGenius programmer, 3 switchable maps included.
  • Bench Tune: Ship us your ECU for in-house calibration and fast return shipping.

Maximize Your M276’s Potential

Order now and feel the instant power and drivability boost.

Have questions? Contact us — we’ll respond fast!

*Performance results vary depending on condition and supporting modifications.

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