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RENNtech ECU+ Upgrade | W221 | S 63 AMG | Sedan | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-13 mercedes-benz-gle-class--166---2016-2020--gle-63-amg-esr4679580 while cruising the exhaust valves

RENNtech ECU+ Upgrade | W221 | S 63 AMG | Sedan | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-13 mercedes-benz-gle-class--166---2016-2020--gle-63-amg-esr4679580 while cruising the exhaust valves

SKU: 36343395768

4.7

USD1490.00 USD1527.00

Pay in 4 interest-free payments of $372.50 Learn more

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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12

Live Spec

RENNtech ECU+ Upgrade | W221 | S 63 AMG | Sedan | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2011-13 mercedes-benz-gle-class--166---2016-2020--gle-63-amg-esr4679580 while cruising the exhaust valvesECU+ Upgrade Up to 669HP 734TQ Gains: +106 HP +140TQ RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle can be

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Description

while cruising the exhaust valves will never fully open

745 LB-FT @ 1800-3500 RPM

Our intermediate ECU tune increases performance from 556 HP and 550 lb/ft torque to 638 HP and 695 lb/ft at the crank

After a few seconds

RS5 (F5 B9)

Exchange/Return Notes