RENNtech ECU+ Upgrade | 167 | GLS / GLE 580 EQ Boost | 592 HP / 704 LB-FT | 4.0L V8 BiTurbo EQ Boost | M176 | MY2020-2023

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RENNtech ECU+ Upgrade | 167 | GLS / GLE 580 EQ Boost | 592 HP / 704 LB-FT | 4.0L V8 BiTurbo EQ Boost | M176 | MY2020-2023ECU+ 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

The Carbon Fiber Air Box kit includes a Set of 2 BMC high performance air filter

8 Turbo [2 Filters Required] (HP: 500/540 | Year: 11 >)

334 wtq @ 2

and functionality is fully optimized when combined with RENNtech's fender-extractors

Our TCU upgrade delivers faster acceleration by matching the power output of our ECU and Turbo upgrades

CL 55 AMG (C215) Stock Performance:

performance and safety

RENNtech Stainless Steel Exhaust Headers for M113 - 55 AMG Engines

ECU: +40 HP / +44 LB-FT

0" - Rear: 19"x10

463 HP @ 6000 RPM

Akrapovic Evolution Line (Titanium) Audi S6 and S7 (C7) 2015