RENNtech Power Module | 620 HP / 693 LB-FT | M176 | 4.0 liter BiTurbo V8 EQ Boost for Mercedes-Benz S 580 2021-2023
The RENNtech Power Module (RPM) ECU tune delivers significant horsepower and torque gains across the entire power band. By modifying ignition timing and throttle mapping, optimizing air-to-fuel ratios, and modifying boost mapping for turbo-chargers the Mercedes-Benz M176Â 4.0 V8 BiTurbo EQ Boost -engine gains up to +80 HP and + 101 LB-FT, based on Dyno measured power figures.
The RENNtech Power Module is contained in a CNC machined 6061 aluminum enclosure with pre-labeled wires and connectors. The RPM module comes with a bypass that can be installed in place of the module to quickly turn the vehicle back to stock performance. The harness can be uninstalled to return the vehicle to stock completely. Through our 30+ years of ECU tuning experience, countless hours of in-house research, development and long-term testing ensure that our ECU upgrade offers the best in quality, performance and reliability.
Power:
DYNO measured Stock Power: 540 HP and 592 LB-FT Torque (453.71 AWHP / 496.92 AWTQ)
DYNO measured RPM Perfomance Tune: 620 HP and 693 LB-FT Torque (520.62 AWHP / 582.5 AWTQ)
Fitment:Â
The RENNtech Power Module for Mercedes-Benz S 580 (W223) with M178 4.0 V8 BiTurbo EQ Boost -engine:
Professional installation is recommended.
 
Vehicle Fitment Chart:
| MAKE |
MODEL |
YEAR |
Mercedes-Benz
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SÂ 580
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2021-2023
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Note:
Images are for representation purpose only and may differ depending on application.
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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