Description
TuneZilla M276 – 3.0L ECU Tuning for Mercedes
Available through United Performance
TuneZilla calibrations are flashed through your vehicle’s OBD port with a FlashZilla device: read your factory file, download your chosen tune from the InstaTune server, and write it in. Switching between tunes or back to stock later uses the same tool.
Power & Torque
Factory baseline on TuneZilla’s dyno: 263 whp / 283 lb-ft — 329 hp / 354 lb-ft at the crank.
- Stage 1 — 376 whp / 386 lb-ft — 470 hp / 483 lb-ft at the crank (+113 whp / +103 lb-ft over stock)
All figures are TuneZilla’s own published dyno results, not a United Performance measurement, and are indicative rather than guaranteed.
Available ECU Tunes:
- Stage 1 — $1,010.06 CAD
Transmission Tuning:
- Automatic — TCU Tune, add $721.06 CAD
Add-Ons (bundled pricing):
- Cat Delete — Cat Delete (add $143.06 CAD)
- Exhaust Crackle — Exhaust Crackle (no charge with a tune)
Fitment:
- Mercedes GLE400 M276 – 3.0L 2016-2019
- Mercedes E400 M276 – 3.0L 2018
FlashZilla tool — the flashing device is required to load any of these files. Add it to your order from the FlashZilla Tool option above for $205.00 CAD; if you already own one, leave it set to No and only the software is supplied.
The tune itself is delivered as a software file for your own FlashZilla device — no parts ship unless you add the tool.
