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Mercedes GLS X167 Mileage Blocker
2018 – 2026

£1,299.00

In stock

Plug-and-play mileage blocker for the Mercedes GLS X167 (2018 – 2026), for testing, diagnostics, track days and off-road use. The speedometer keeps working while the blocker is active. Comes with app control, a long cable and a 12-month warranty. Nationwide mobile fitting is available (UK only), our fitter comes to you.

 

  • 2018 – 2026 Models
  • 100% Safe & Reliable
  • Plug-And-Play Module
  • With Working Speedometer (See Pics)
  • One Time Use Module
  • 12 Months Warranty
  • Comes With Long Cable
  • Comes With APP Control
  • Express Shipping Available
  • Nationwide Mobile Fitting Available (UK Only)
Not sure it fits? Ask us on WhatsApp or call 0330 043 1731

Want it fitted? Tick “Would You Like It Fitted?” at checkout and our team will call you to arrange mobile fitting. It’s free to ask.

Mercedes GLS X167 Mileage Blocker

Mercedes GLS X167 mileage blocker brought to you by Autotech UK.

Mileage blockers have the latest software available that stops the recording of mileage (or kilometres) on your vehicle while in motion, find out more in our guide to mileage blockers

This mileage blocker is only designed for track days, off-road use, tuning or dyno testing.

Modes Available for Mercedes GLS X167 Models

Activation & Mode ChangeChange modes with the smartphone app (sold separately) or press and hold the HOME-RETURN button for 10 seconds. Repeat the process to switch from mode to mode. The blocker comes set to Mode 1.
  • Mode 110–20% RecordedSpeedometer WorksThe range and average consumption still might not be counted accurately.
  • Mode 20–2% RecordedSpeedometer WorksAverage consumption and range aren’t calculated correctly, but the tank level is always accurate. Range works regardless of the tank level.
  • Mode 3100% RecordedNormal OperationModule off.

New to mileage blockers? See how they work

Eight key features of our Mercedes GLS X167 Mileage Blocker:

NOW WITH BLUETOOTH APP

  • Easy to install; simply plug and play – no cutting cables or soldering
  • Fitted with the original plug connection.
  • Activated or deactivated at the push of a button (even when moving).
  • No error messages when activated.
  • No mileage jump, after removal.
  • Always saves the last setting.
  • Speedometer and assistance systems will continue to work without errors.

This device can only be used on one vehicle as it stores the internal chassis number!

Long Cable with Quick Release

The long cable brings the blocker's connection out from behind the instrument cluster to a spot that's easier to reach, finished with a quick-release plug. Once it's fitted, you can connect or unplug the blocker in seconds, with no need to take the dashboard apart each time you want to remove it.

  • Quick-Release Plug — connect or unplug the blocker in seconds
  • No Dash Strip-Down — fit it once, then remove the blocker without taking the dashboard apart again
  • Same Plug-and-Play Fitting — no cutting cables or soldering

This blocker comes with the long cable as standard.

Watch: Long Cable with Quick Release

Autotech Mileage Blocker for Mercedes

We provide the highest quality mileage blockers for the majority of vehicles from across Europe, America, and Asia. Mileage Blockers are plug-and-play modules and are supplied with fitting instructions.

Domestic and worldwide shipping is available, usually within three days. We also offer next working day delivery service.

What are mileage blockers?

A mileage blocker is a small microcomputer that plugs into the back of your car’s instrument panel (speedometer or clocks). It does this by blocking the signal to the speedometer and preventing it from increasing the current mileage, find out more in our guide to mileage blockers

The blocker blocks the signal to all recording Ecu’s modules to give the most accurate recording when in testing.

Mileage blocker are programmed and tested before leaving our workshop to ensures a hassle-free process from start to finish.

Each blocker comes with comprehensive step-by-step instruction pack.

we also offer a free live video call service for extra help via WhatsApp.

If you are unsure of your vehicle, find out what model you have @ Mercedes-Benz if you are unsure of your vehicle

Click Here to find a list of our other Mercedes Flex models.

Mileage blockers are not to be used for fraudulent purpose but are 100% legal to buy and have installed in your vehicle — read our guide to mileage blocker law in the UK

Compatibility

Check your vehicle matches one of the versions below before ordering. If you're not sure which one you have, send us your registration and we'll confirm it for you.

  • Mercedes GLS X167 from 2018 – 2023 Models (Pre-Facelift See Dash Pic)
  • Mercedes GLS X167 from 2022 – 2026 Models (Face Lift See Dash Pic)
  • This device can only be used on one vehicle as it stores the internal chassis number!
Not sure it fits? Send us your registration on WhatsApp or call 0330 043 1731 and we'll check it for you.

Specifications

Model/Year

Mercedes GLS X167 Pre Facelift, Mercedes GLS X167 Facelift, Mercedes GLS X167 Facelift AMG

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2018 – 2026”

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Frequently Asked Questions

Quick answers about this blocker. Can't find yours? Our UK team is happy to help.

Will this fit my Mercedes GLS X167?

It's made for the Mercedes GLS X167 from 2018 – 2023 models (Pre-Facelift See Dash Pic). If you're not sure which version you have, send us your registration on WhatsApp and we'll check it fits before you order.

How hard is it to fit?

We rate fitting on this vehicle 5/10 (moderate). It's plug-and-play: it connects to the original plug behind the instrument cluster, with no cutting or soldering, and comes with step-by-step fitting instructions. Prefer not to do it yourself? Our mobile fitters come to you, anywhere in the UK.

Does the speedometer still work?

Yes. On this vehicle the speedometer keeps working while the blocker is active. The modes section in the Overview shows what each mode does.

Can I remove it later?

Yes. Unplug it and reconnect the original plug, and the vehicle works exactly as before. It comes with the long cable and quick-release plug, so you can remove it in seconds without taking the dashboard apart again.

Are mileage blockers legal in the UK?

Yes, they're legal to buy and fit. They're designed for off-road use, track days, dyno testing and diagnostics, and must never be used to misrepresent a vehicle's mileage, for example when selling it.

Read our guide to mileage blocker law →
How fast is delivery, and can I return it?

We ship with Royal Mail and FedEx: usually 1–2 days in the UK and 3–5 days worldwide. Every blocker has a 12-month warranty and 28-day returns.

Returns policy →
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