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 Finished in a high gloss

Finished in a high gloss UV protectant clear coat

With the R2 Performance upgrade

the Deep Monolite Series also offers optional titanium lug bolts for enthusiasts seeking the ultimate finishing touch

By modifying ignition timing and throttle mapping

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

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 Finished in a high glossECU+ 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