Finance now available

DTUK are delighted now to offer a credit option for their web site sales, using Deko.

DekoTo find out what credit will cost for you, please select your vehicle and the relevant tuning box, then look at the bottom of the page to see the finance calculator, and work out what your monthly payments will be. 

Please note that Credit is only available for purchases of over £278, and for purchases within the UK.

Full credit terms are [here]


Follow DTUK on Facebook Follow DTUK on Twitter Follow DTUK on Instagram Follow DTUK on YouTube
TUV and CE approval are guarantees that our systems are manufactured to meet the highest independent standards of quality and reliability

Terms and Conditions of Sale V1.2 - 10/06/2016

Diesel Tuning UK LTD

By purchasing any product from Diesel Tuning UK LTD (hereafter referred to as DTUK®) you are agreeing to the following Terms of Sale:

  1. All items remain the property of DTUK® until payment is made in full.
  2. UK customers are advised to allow up to 10 working days for delivery. International customers are advised to allow up to 28 working days for delivery.
  3. We must be notified of any discrepancies in in delivery contents within 48 hours of receipt by email to
  4. DTUK® Performance Tuning and Fuel Saving Systems comprise of a module, a loom and blanking plug (depending on application). In each instance the module is provided with a three year, non-transferable, warranty. Looms and blanking plugs are provided with a one year, non-transferable, warranty. Performance parts are provided with a one year, non-transferable, warranty unless specified otherwise in advertising, promotional or sales literature. Any miscellaneous items supplied to facilitate fitting such as zip ties, Velcro pads, torx bits, etc. are single use items, supplied free of charge and are not subject to warranty.
  5. Your warranty is invalid if a system is found to be to be faulty as a result of water damage, incorrect installation, over adjustment or by any other unreasonable action.
  6. All fitting instructions are supplied as a guide only. DTUK® will not be held responsible for any damage or injury caused during fitment.
  7. If it is suspected that a system is faulty within the warranty period you must notify DTUK® as soon as possible to follow the troubleshooting and return process. As part of this process you may be asked to provide proof of correct installation, proof of purchase, etc. If the unit is returned and found to be unrepairable a replacement system will be issued.
  8. If an item is to be returned, for ANY reason, you MUST contact us on 01207 299 538 (+44 1207 299538 from outside the UK) or prior to returning the item in order to obtain a unique RMI (Returned Material Identification) Number. Please download our Return Form from here which you must complete in full and include with the returned item. We reserve the right to refuse any return received that does not conform to this procedure. We endeavour to respond in a timely manner to any return received conforming to the above procedure, but during busy periods ask customers to allow up to 28 days.
  9. For a return to qualify for our '14-day Money Back offer' it must be notified to us, by the above method, within 14 days (7 days for Trade Sales) of delivery as per the Consumer Credit Regulations.
  10. A '14-day Money Back' (7-day Trade Sales) return which was supplied correctly but is no longer required may attract an administration/restocking fee. Performance Tuning and Fuel Saving systems may be charged at £25+VAT for ECO3, RED POWER and PEDALBOX systems, £40+VAT for CRD-2, CRD-T, CRD3+, MP-T and FSR+ systems and £30+VAT for all other systems. Performance parts attract varying fees of not less than 10% of the purchase price. 'Combo' deals may attract a fee totalling the combined fees of those charged for the kits if supplied individually. Where one item from a 'Combo' is returned the full RRP of the item kept and the fee for the item returned will both be subtracted from the total paid. The remainder will be the amount refunded. We will only refund via your original payment method. Refunds will be processed within 14 days of confirmation of return.
  11. If a unit is returned to us within 14 days (7-day Trade Sales) and found to be faulty a replacement system will be issued or a full refund offered.
  12. Any item returned must be properly packed and include a copy of the original invoice.
  13. The customer remains responsible for the cost of returning goods at all times.
  14. In all instances, any return received not conforming to these Terms of Sale will not be accepted.
  15. While fuel savings are common with our systems they do depend on your driving style and therefore cannot be guaranteed.
  16. When fitting any form of after market parts or devices that alter the original specification of a motor vehicle the purchaser assumes all inherent risk that those modifications may bring. Diesel Tuning UK LTD cannot be held liable for any consequential or financial loss as a result of products or advice supplied.
  17. BHP & Torque figures cannot be guaranteed to be exactly the same as stated on our website or any literature produced by DTUK® but should be similar.
  18. You are legally obliged to inform your insurance company if you modify your vehicle in anyway.

If you have any problems at all then please contact us.


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?

Increased Power and Torque
Increased Fuel Economy
Rolling Road Graphs
Safe and Simple
14 Days Money Back Guarantee
24hr Support Line

Click here to see even more benefits of using DTUK

Plug and Play

 Latest Additions to our Plug and Play Range of Diesel and Petrol Tuning Boxes include:

  • Audi A7 3.0 TDI 272PS Quattro Sent Tuning Box
  • Audi A6 3.0 TDI 272PS Quattro
  • Audi A6 2.0 190PS
  • Audi A7 3.0 TDI 218PS Ultra
  • Audi A3 1.6TDI 105PS (2013-)
  • Audi Q3 2.0 TDI 140PS
  • Audi A3 2.0 TDI 150 184PS
  • BMW 116d Efficient Dynamics Edition
  • BMW F10 520d 190PS
  • BMW 530d 258PS Tuning Box
  • BMW F30 335d 313PS Tuning Box
  • BMW F10 528i Petrol 245PS Tuning Box
  • BMW X1 sDrive 1.8d 2.0d
  • BMW X3 xdrive 2.0d 184PS (F25 2011 Model Year)
  • BMW X5 4.0d 306PS
  • BMW F10 525D 530D 535D
  • BMW F30 320D 163PS / 184PS
  • FORD Galaxy Kuga Mondeo S-MAX 2.0 TDCI 163PS
  • Ford Focus ST TDCI 185 PS
  • Ford Ranger 2.2 TDCI 125 and 150PS
  • Jaguar XF Sportbrake i4 2.2 200PS
  • Jaguar XF 3.0D 240PS 275PS
  • Jaguar XE 2.0d 163PS 180PS
  • Mercedes 250 CDI Blue Efficiency
  • Mercedes 350 CDI Blue Efficiency 265PS
  • Mercedes A Class 180 CDI 109PS (2012-) 
  • Mercedes A Class 180 1.6 Blue Effic 122PS
  • Mercedes A45 AMG 360PS Tuning Box
  • Mercedes GLA 45 AMG 381 PS Tuning bOX
  • Mercedes CLA 220CDI 177 PS
  • Mercedes C Class C220 170PS Coupe
  • Mini Countryman D 1.6 112PS
  • Nissan Juke 1.5 dci 110 PS - CRD3+ 3 Channel Tuning Box
  • Peugeot RCZ 2.0 HDI 163PS
  • Range Rover Evoque 2.0D 180PS
  • Seat Leon 2.0 TDI FR CR 170PS/Seat Ibiza 2.0TDI FR CR 143PS
  • Seat Leon 2.0 TDI 150PS 184 PS
  • Skoda Octavia III 2.0TDI 150PS
  • Skoda Octavia vRS 2.0TDI 184PS Tuning Box
  • Skoda Octavia III 1.6 TDI 110PS
  • Land Rover Discovery 4 and Range Rover 3.0 TDV6 292PS
  • Volkswagen T6 2.0 BiTDI 180PS
  • Volvo XC70 D5 215PS - Diesel Tuning Box
  • 2012 BMW F20 116D 116PS
  • 2012 BMW F30 320D 190PS
  • 2012 MK7 Volkswagen Golf 2.0TDI 150PS
  • 2013 Chrysler 300C 3.0 V6 250PS
  • 2012 Jeep Grand Cherokee 3.0 V6 241PS
  • 2013 MK7 Volkswagen Golf 2.0 GTD184PS Tuning Box
  • 2013 MK7 Volkswagen Golf 2.0TSI GTI 220 230PS
  • 2013 Audi S3 2.0 TFSI 300PS
  • 2014 Mini F56 2.0 192PS and JCW 231PS
  • 2014 BMW 218d 220d 225d
  • 2014 VW Golf R 300PS Tuning Box
  • 2014 Audi Q3 1.4 150PS Tuning Box
  • 2014 VW Scirrocco 2.0 TDI 150PS - 184PS
  • 2014 Ford Focus ST TDCI 2.0 185PS
  • 2015 Audi RS3 8V 367PS
  • 2015 Mercedes GLE 220d 250d
  • 2015 BMW 420d 190PS Tuning Box
  • 2015 Volkwagen T6 Euro 5 BiTdi 180PS
  • 2015 Audi TTS 2.0 TFSI 310PS
  • 2015 Kia Sorrento 2.2 200PS
  • 2015 Audi SQ5+ BITDI 340PS
  • 2016 Hyundai Tucson 2.0 136PS Tuning Box
  • 2016 Audi S3 8V 310PS Tuning Box
  • 2017 Audi S4 B9 3.0V6 354PS Sent Petrol Tuning Box
  • 2017 BMW 5 Series 520d 190PS
  • 2017 Skoda Kodiaq 2.0 150PS and 190PS
  • Ford 1.5 Ecoboost 160PS - Petrol Tuning Box
  • VW Transporter EU6 2.0 150 AND 204 PS