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We tune all EGS52 transmission control modules. If your car is not listed use custom options.

Mk-Ultra Mercedes TCU Tunes for EGS52 5G Transmissions, starting at $250

Firmware TuningFaster · Firmer · Smarter
All VariantsW211 · W215 · R230
Proven CalibrationsBuilt for Performance
Starting at $250Shop now
Fast Shipping!Ships World Wide.
OEM Plug and Play TCU Shipped to YouOEM Mercedes EGS52 TCU
Online Support 24/7 by EmailTechnical Support
MK-ULTRA ELECTRONICS

ADVANCED ELECTRONICS & TUNING FOR EVERY MAKE & MODEL

We don't just specialize in one brand—we engineer solutions for all vehicle makes and models.

  • ECU & TCU Tuning
  • Module Cloning & Programming
  • Transmission Electronics & Hardware Repair

Bench-tested every day. Proven performance for every build.

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American, Euro and Asian vehicle brands: Ford, Chevrolet, Ram, GMC, Jeep, Cadillac, Mercedes-Benz, BMW, Audi, Volkswagen, Porsche, Land Rover, Toyota, Honda, Nissan, Lexus, Hyundai, Kia, Mazda and Subaru

GM PSCM-ECU-BCM Programming

$45.00

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Toyota Prius Cluster Repair

$85.00

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Mercedes Me2.8 Me2.8.1 Cloning Service or Unbricking

$85.00

If you own a MERCEDES vehicle with an ME 2.8 or ME 2.8.1 engine computer, which needs to be programmed, our Engine

Mercedes Me9.7 Cloning Service

$85.00

This is a Engine Control Module cloning service for Mercedes ME 9.7. We will copy all the information from your original

Ford IDS firmware flash update-programming

$45.00

Ford vehicle firmware programming-updating for ECU and other modules. On site or bench programming only, no remote programming. 1996-2023

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Rebuilt 722.634 Stage 1 E55/CLS55/SL55/S55/CL55

$2,500.00

We have a spare rebuilt 722.643 transmission stage 1 for sale that has been completely rebuilt for higher torque m113k

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Sequential Style 5G Transmission Control Kit For M113K Cars E55/CLS55

$429.00

Available for M113k CLS55-E55 Only right now. Other car variants are being developed and tested before release. S55/SL55/CL55 /C55/CLK55 will

Mercedes TCU Tune Egs52 5G Transmission. Use this option for car modles not listed.

$250.00

Don’t see your car listed yet? Can tune any Mercedes with EGS52 TCU will just need basic info needed to

2003-2006 Mercedes-Benz CLK55/C55 AMG Mk-Ultra Calibrated TCU

$250.00

Stock Plus+ is for the guys who don’t wanna feel much of the shift and want street cruisers. At wide-open