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CLASS M (W 164) ML 500 [2 Filters Required] (HP: 306 | Year: 05 > 08)
ECU+ Upgrade | Up to 669HP / 734TQ | Gains: +106 HP / +140TQ
The RENNtech Stage I Turbo -upgrade package for the Mercedes-Benz M256 -engine was developed to address and prevent possible OEM turbo failures when increasing the power output of the AMG 53 | M256 | AMG 3
48 HP and 54 LB-FT Torque
Rated by Mercedes-Benz: 503 HP @ 5
RENNtech ECU Upgrade Z4 35iS E89 (2008-2012 N54B30to) jaguar-xj--351---2009-2019--esr9874497 CLASS M (W 164) MLRENNtech ECU Upgrade Z4 35iS E89 (2008 2012 N54B30to). Up to 420 HP + 435 TQ. Gains: +100 HP & +103 LB FT Our proprietary BMW ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our proprietary
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