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The RENNtech ECU Plus Upgrade brings the SLR McLaren up to 675 HP and 646 LB-FT | Gains: +47 HP and +25 LB-FT
RENNtech Performance Series | Forged Wheels | Set of 2 Front and 2 Rear | Front: 21" x 10
Up to 460HP and 464LB-FT
The ECU Upgrade Requires a bench flash
this is the ultimate upgrade for your CLK Black series
RENNtech Options Module ECO OFF mercedes-benz-s-class-coupe--217---2018-present--s-550-esr7343212 The RENNtech ECU Plus UpgradeECO Mode Off ROM Turn ECO Start Stop Function Off ECO OFF: Disable the automatic engine start stop function. Setting stays with the car, no need to disable on startup. Fitment: Mercedes Benz AMG GLS (167 chassis) W167 Mercedes Benz GLS 580 W167 Mercedes AMG GLS 63 V167 Mercedes Benz GLE 580 SUV V167 Mercedes AMG GLE 63S SUV C167 Mercedes AMG GLE 63S Coupe ABOUT RENNtech Option Modules RENNtech Option Modules (ROM) are electronic modules that offer
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