ECU Remapping – SM Tuning
Get the best from your vehicle with our specialist tuning services. Increase your vehicle’s performance and driveability today.
ECU Remapping
We are at the forefront of our industry when it comes to ECU remapping. We bespoke design all our own software in house to help us stay at the top of the game.
Join Our Network
Are you already tuning vehicles and looking to move supplier? Are you interested in starting to tune vehicles? We can help. We have a large range of master tuning hardware which gives us great scope for our ever growing dealer network.
Get In Touch
We’d love to hear from you. If you want to get in touch and discuss your requirements we are happy to help.
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Service: Check engine light diagnostic Positive: Professionalism , Punctuality , Quality , Value 
Josh Weal
May 15, 2021 I have used sm tuning several times and can't fault the service. Sean is very professional and knowledgeable and an all round nice bloke. Will definitely use again. Chris Drake
May 15, 2021 Positive: Professionalism , Punctuality , Quality , Value He turned up on time and was very professional throughout his remapped 2 of my cars and i wont use anyone else. His knowledge base on cars is fantastic and he genuinely cares for the customers vehicle not just take the money and run like some. You would be a fool not to use sean. Chris Morton
May 15, 2021 - Very pleased with the service I received today from Sean
Professional polite
Stuck to the covid rules and regulations.
Very Pleased with the difference in performance.
I Would definitely recommend using Sean.
Thanks once again Sean!
Smart Things
June 15, 2021 Positive: Professionalism , Punctuality Sean sm tuning came to map my astra coupe turbo, very friendly and knowledgeable guy excellent service ,car now feels better than ever recommend this guy 100 % Keith Jackson
May 15, 2021 I had my Skoda Fabia 1.0TSI 95 remapped just to a Stage 1. I wanted the car more drivable and just a bit more power for getting on from slip roads etc. I got a quote, arranged a date and time to come out to me. Did the remap didn't take very long. Car runs smooth and adds that bit extra power exactly what I wanted. Would highly recommend Callum Watson
August 15, 2021 - So pleased with the service received. Very friendly and carried out in a totally professional manner. Sean explanded the process and all that was involved in mapping my ford ranger 3.2 wildtrak. I can honestly say that the truck drives better than it did when it was new. Thanks very much Sean.
Stephen beadle
August 18, 2021 Positive: Professionalism Sean came to remap my zafira gsi. He's knows his stuff and is very professional. Would definitely use again and highly recomend. Dan Watkins
May 15, 2021 Very pleased indeed Sean was very professional remapped my Vauxhall vivaro at my work place will definitely use his services again and highly recommend him 👍 Mark hewitt
July 15, 2021
Vehicles Tuned
Years Experience
5 Star Reviews
Authorised Dealers
About us
Our business was founded in 2013 by current owner and car enthusiast Sean McGarry. We focus our efforts on ECU Remapping and strive to provide the best and most comprehensive service available. Our initial roots began back in 2010 when Sean started tuning vehicles as a hobby. Since then SM Tuning has grown from strength to strength, tuning over 10,000 vehicles directly and for our global dealer network. We have a UK nationwide mobile tuning service and a nationwide dealer network. Our vast array of tuning tools gives us great scope and ability to support most makes and models of vehicle on the market today. This can range from cars, bikes, vans, trucks etc. Our reviews echo our 5 star services we offer. Get in touch today to see how we can help you!