Pay in 4 interest-free payments of $310.00 Learn more
Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
the CLS 550 gains up to 105 HP and 262 LB-FT
RENNtech Stage II Turbocharger Upgrade
385 LB-FT @ 3
while performance driving becomes more effective with increased torque capacity
5L Supercharged) Modified Performance:
RENNtech ECU+ Upgrade | W222 | S 550 | 540HP / 705LB-FT | 4.7L V8 BiTurbo | M278 | MY2014-2017 audi-rs4--b9---2017-2024--2-9-v6-tfsi-esr3197694 the CLS 550 gains upECU+ Upgrade 540HP 705LB FT Gains: +66HP +139LB FT 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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