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-e-class-wagon--213---2017-present--e-63-amg-esr8081627 Mercedes 400 | M276 |

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-e-class-wagon--213---2017-present--e-63-amg-esr8081627 Mercedes 400 | M276 |

SKU: 54869985551

4.7

USD1490.00 USD1537.00

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Description

Mercedes 400 | M276 | 3

Gaines: +30HP & 30TQ

Performance numbers published by MBUSA are a calculated average within a specific rpm range

219 - CLS 550

Key Features:

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-e-class-wagon--213---2017-present--e-63-amg-esr8081627 Mercedes 400 | M276 |ECU+ 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

Exchange/Return Notes