RENNtech ECU+ Upgrade | 167 | GLS / GLE 580 EQ Boost | 592 HP / 704 LB-FT | 4.0L V8 BiTurbo EQ Boost | M176 | MY2020-2023 mercedes-benz-cla-class--118---2020-present--cla-250-esr6895269 0 at 5000 rpm lb-ft

0 at 5000 rpm   lb-ft 382

With the R2 Performance upgrade

RENNtech Stainless Steel Long Tube Headers with Downpipes and 200 Cell Sport Cats for 230 - SL 63 AMG

209 - CLK 63 AMG Black Series

RENNtech ECU+ Upgrade | 167 | GLS / GLE 580 EQ Boost | 592 HP / 704 LB-FT | 4.0L V8 BiTurbo EQ Boost | M176 | MY2020-2023 mercedes-benz-cla-class--118---2020-present--cla-250-esr6895269 0 at 5000 rpm lb-ftECU+ Upgrade Up to 592 HP 704 LB FT Gains: +68 HP & +120 LB FT RENNtech HHT (Hand Held Tuner) is the number one ECU programmer for Mercedes Benz and AMG. Do it yourself tuning, no ECU removal or mechanical modifications necessary! RENNtechs proprietary tuning module contains both the Tuned file as well as 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