whats included in diesel tuning
technical engine tuning supportdiesel tuning money back guaranteediesel tuning box fitters requiredPayment Options
TDI Tuning will be closed between 18th-21st April for the Easter holiday.
Any orders placed during this period will be processed on 22nd April.

What Will I Receive?

tuning box kit

Naturally, all of our customers want to know what they're getting for their money. When you purchase a diesel tuning box through us, you're not only receiving the most cutting-edge technology available on the market - you'll be safe in the knowledge that your diesel tuning system is fully backed by a 3 year warranty, a 14 day money back guarantee and the 24/7 support of a top-class customer support team, who are at hand to answer any questions and help you overcome any issues with your latest purchase. You'll also receive the following benefits:

  • Microprocessor controlled technology
  • 'Easy Fit' guarantee with 98% of our systems - just plug in and go!
  • Improved fuel economy
  • Improved acceleration
  • Preconfigured device for your vehicle
  • Comprehensive fitting instructions
  • 24/7 email support
  • Free UK delivery (Royal Mail 1st Class, Signed For or Special Delivery)
  • Cable ties

What Are The Benefits Of A TDI Tuning Box?

Why invest in diesel tuning boxes in the first place?

  • The device is fully configurable for up to 40% more power and torque whilst also producing 20% improved fuel efficiency
  • TDI Tuning boxes are quick and easy to install - there's no complicated setup involved
  • Our systems can be removed without a trace
  • Once detached, our diesel tuning boxes are completely undetectable during routine maintenance or vehicle servicing procedures
  • Our technology doesn't interfere with your car's standard ECU software
  • Our products effectively remove flat spots and reduce turbo lag
  • You'll find your ability to overtake on the roads is significantly improved
  • Our diesel tuning boxes are fully compatible with both manual and automatic cars
  • Our CRTD2 model is also suitable for Diesel Particulate Filters (DPFs).

You're Covered

money back guarantee on tuning boxes

If you're not completely satisfied with your brand new diesel tuning box for any reason, you have the option to contact us at the earliest opportunity. Our no-quibble 14 day money back guarantee means you're able to air any concerns and we'll do our best to resolve the issue straightaway.

Three Year Warranty

TDI tuning box warranty

At TDI Tuning, we understand that diesel tuning boxes are a big investment for many of our customers. The devices are intricate and technologically sophisticated, so product failures will have a big impact on the everyday running of your vehicle. If you believe that your diesel tuning box isn't running as it should be and you suspect it's faulty in some respect, we'll be more than happy to inspect and repair or replace the diesel tuning box as necessary under the terms of our handy three year warranty. To take advantage of this service, all we'll ask you to do is contact us for a returns form, which you can then enclose within the return package.