We're dedicated to Customer Service All orders are despatched the same working day if ordered before 4pm. All DTUK Diesel Tuning boxes come complete with a 3 year systems warranty, as well as a 14 day money back guarantee. If you are not 100% satisfied with any aspect of your DTUK tuning box, please contact us so that we can help you solve any potential problems. If we can’t help you then simply return the unit to us in its original packaging and in a saleable condition and we will refund you.

In today's climate it is particulary important to save money. With a DTUK tuning box your engine can run more efficiently, giving you additional savings as well as performance.

Basically 95-99% of cars unto 2017 used analogue sensors, from 2017 onwards more and more manufactures are using Digital sensors ( SENT). The non app box cant be used on these new style of sensors, where as the box with app control can be. This means that it in the future when you come to change your car this module can be transferred to a lot more vehicles*. Hope this explains things in greater detail for you

2. The bluetooth application allows the user to adjust the programs and fine tuning settings, control the engine warm up timer (between 1-15 minutes), view live readings of your engines sensors the tuning module is connected too all from the convenience of smart device.

3. Over the air updates now available – great convenience if you change vehicle or if a new software update becomes available.

Sport Plus mode 🏁 Experience a sporty and more aggressive response for more dynamic while overtaking and on the track. Optimised throttle response throughout the rev range

Improve your Mercedes-benz's gearshift performance with the plug and play DTUK® TCU+ Gearbox Flash​. Compatible with Mercedes-benz S-class (w220) from 1998 to 2005 s 350 (220.067, 220.167), 245ps/180kw, 3724 ccm.

New: Limit mode (Pro Feature) ☝🏻️ Third party drivers and novice drivers have full control and safety over powerful vehicles with lots of traction at all times. The Limit mode reduces the throttle response individually up to a certain point, e.g. 20% (suitable for city traffic/valet parking) or 80% (prevents strong acceleration processes).

Improve your Mercedes-benz's throttle response with the plug and play DTUK® Pedal Box Pro. Compatible with Mercedes-benz S-class (w220) from 1998 to 2005 s 350 (220.067, 220.167), 245ps/180kw, 3724 ccm.

Improve your Mercedes-benz's throttle response with the plug and play DTUK® Pedal Box. Compatible with Mercedes-benz S-class (w220) from 1998 to 2005 s 350 (220.067, 220.167), 245ps/180kw, 3724 ccm.

Suitable for both automatic and manual transmission. Connects to a plug on the top of your throttle pedal - check the DTUK TV page for an example

4. If you upgrade to the bluetooth module you receive 2 years extra module warranty & the ability to transfer between both Petrol & Diesel applications if applicable.

New: Immobiliser (Pro Feature) 🔒 Protect your car effectively against theft with the integrated immobiliser. Every time you start your car, it will only be unlocked when your personal PedalBox Pro Remote is recognised or a paired smartphone is within range. In addition, the feature also protects against theft with Keyless Go!

Upto 40% Faster Gearshifts – enhances the performance of your car and gearbox by increasing torque limits and altering the gearbox TCU settings

Our PedalBox Pro has a handful of functions, such as the popular Sport mode or the new Eco mode, to make your driving experience even more individual

3. Over the air updates now available – great convenience if you change vehicle or if a new software update becomes available.

4. If you upgrade to the bluetooth module you receive 2 years extra module warranty & the ability to transfer between both Petrol & Diesel applications if applicable.

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1. Our Bluetooth modules are a brand new platform with new internals, a faster processor for a more refined controlled tune & advanced technology for digital and analogue applications. The only similarity is the external casing but with a all new Red Keypad.

*TUV and CE approval are guarantees that our systems are manufactured to meet the highest independent standards of quality and reliability. ISO 9001 again guarantees that all our systems have been manufactured (by DTE Systems) under the strictest conditions of quality control. This is a difficult, expensive and time-consuming process to seek these approvals and only products that meet these high standards will be granted these approvals

3. Over the air updates now available – great convenience if you change vehicle or if a new software update becomes available.

Basically 95-99% of cars unto 2017 used analogue sensors, from 2017 onwards more and more manufactures are using Digital sensors ( SENT). The non app box cant be used on these new style of sensors, where as the box with app control can be. This means that it in the future when you come to change your car this module can be transferred to a lot more vehicles*. Hope this explains things in greater detail for you

Remote Control 📳 Always have your PedalBox Pro with you, whether on your key chain or in your pocket. Thanks to the wireless function, annoying cables in the footwell are superfluous. You can easily recharge the remote via micro-USB

Suitable for both automatic and manual transmission. Connects to a plug on the top of your throttle pedal - check the DTUK TV page for an example

The device uploads the new settings within 30-90 seconds and will not add a count to the ECU flash counter, programming is started and completed with audible beep sounds and an LED, it is also not dealer traceable.

2. The bluetooth application allows the user to adjust the programs and fine tuning settings, control the engine warm up timer (between 1-15 minutes), view live readings of your engines sensors the tuning module is connected too all from the convenience of smart device.

4. If you upgrade to the bluetooth module you receive 2 years extra module warranty & the ability to transfer between both Petrol & Diesel applications if applicable.

1. Our Bluetooth modules are a brand new platform with new internals, a faster processor for a more refined controlled tune & advanced technology for digital and analogue applications. The only similarity is the external casing but with a all new Red Keypad.

New: Eco mode 🍃 Now save more fuel on every journey with Eco mode. Avoid sporty acceleration and reduce your fuel consumption

This is a separate item, and not a controller for our tuning boxes (The mobile phone is for illustration purposes only, and is not included with the pedalbox plus)

2. The bluetooth application allows the user to adjust the programs and fine tuning settings, control the engine warm up timer (between 1-15 minutes), view live readings of your engines sensors the tuning module is connected too all from the convenience of smart device.

High-quality design with soft-touch feel, also includes a memory function, saves the last selected setting. 3 programs to optimize the accelerator pedal characteristic

Basically 95-99% of cars unto 2017 used analogue sensors, from 2017 onwards more and more manufactures are using Digital sensors ( SENT). The non app box cant be used on these new style of sensors, where as the box with app control can be. This means that it in the future when you come to change your car this module can be transferred to a lot more vehicles*. Hope this explains things in greater detail for you

Rolling Road (Dyno) Graphs are an excellent way of seeing how your vehicle is performing. We are happy to publish our graphs and prove how vehicles perform with our systems fitted. Please click here to view some of our existing clients rolling road graphs.

1. Our Bluetooth modules are a brand new platform with new internals, a faster processor for a more refined controlled tune & advanced technology for digital and analogue applications. The only similarity is the external casing but with a all new Red Keypad.

We're asked this question all the time, and if we're honest it certainly is a minefield out there. So many websites, so many different options and prices all making different claims. Who should you trust?