BR Tuning and Diagnostics – Custom Remapping Specialists

Custom Remapping, Tuning and DPF / EGR Removals Covering Bristol and The South West

Welcome to BR Tuning and Diagnostics Ltd. We are a leading tuning company based in Bristol, specialising in car remapping/tuning, DPF deletes, EGR deletes, DTC (fault codes) removals and more. At BR Tuning we provide our services to clients on a mobile basis, we cover Bristol, Somerset, Gloucestershire, Wiltshire and South Wales. If you live within a 15 mile radius of Bristol we can provide our services to you at no additional cost! Live a little further out? No need to worry. We want to be accessible to everyone so if you live further afield we can travel to you for a small fee. Whether you’re looking for better fuel economy or more power and performance from your vehicle, we are the number one choice for ECU remapping!

We have a wide range of car modification and tuning services on offer including vehicle remapping, speed limiter/Vmax removal, Pops and bangs, Popcorn and Hardcut limiters, DPF deletes, EGR deletes and launch control. If you’re looking to alter or improve the performance and economy of your car then you’ve come to the right place. We consider ourselves a reputable company which is why we only employ the best staff. Our team of highly trained auto experts will work with you to help your car reach its full potential.

Why choose us?

  • Honest and reliable, customer service is paramount to us!
  • Our map files have had years of research and development
  • Only genuine equipment from market leading suppliers used on your vehicle

Our maps start from as little as £229.99 each, which will be regained on most cars from the fuel savings over a short period of time.

At BR Tuning all our maps are custom written to the individual vehicle, so whether you’re after maximum performance or improved fuel economy we can design the map to your exact needs and specifications.

We are so confident in what we do, if you are not 100% happy with our work, we promise a 7 day money back guarantee to give you that extra peace of mind.

More Power, More MPG and Improved Driving Experience

There are many benefits to remapping your vehicle such as increased engine torque, power and improved fuel economy. No matter what kind, type of car or van you own, BR Tuning can absolutely, positively make it perform better!

BR Tuning can make your vehicle up to 35% more powerful, up to 25% more fuel efficient and more enjoyable to drive. We know that these are strong statements for us to make but they are true, totally provable and well documented facts, nevertheless. In fact, you can check out our Facebook Page to see some of our customers’ vehicles we have recently worked on! We’re so confident that our products and services deliver time after time, that we provide every customer with a 100% no quibble, cast iron, money-back guarantee. If you are not completely satisfied with our maps we will refund your investment in full! So, if you would like to embrace possibly the most important breakthrough the automotive industry has experienced in decades If you’re serious about no longer wasting money unnecessarily on fuel and want to substantially improve the performance of your car.

For a no-obligation quotation, message us on Facebook, Call us on 0333 733 1400, or go to our Contact page

Why Choose BR Tuning and Diagnostics?

Money-Back Guarantee

We are 100% confident in what we do, so much so we are happy to refund you in full if you are not completely satisfied with the changes we make to your vehicle. If after 7 days you decide you’re not happy we will return your car back to its original standard and give you your money back. So what have you got to lose?

Incredibly flexible

We are also flexible in terms of location. Being mobile means our services are also available to customers based in the South West and not just Bristol.

Our normal working hours are Monday – Friday 9am-5pm. However we regularly will work weekends or evenings to accommodate our busy customers. Need our help? Call us on 0333 733 1400 or drop us an email to and we will try our best to get back to you as soon as possible! We are also contactable most of the day and night via our Facebook page so if you’ve got any questions get in touch.


Don’t take our word for it, go to our Facebook page and read our 5 star reviews on how we provide one of the best remapping, tuning and DPF removal services in Bristol!