Services
ECU Tuning, Wiring, CAD & Performance Work in the UK
At ASD Tuning, we offer a focused range of high-performance automotive services. Whether you’re upgrading your car for track use, solving a wiring issue, or building something custom, we help bring projects together properly — from ECU installs to detailed fabrication.
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Standalone ECU Tuning
We install and calibrate standalone ECUs (mostly MaxxECU) to give you full control over your engine setup. Whether you’re switching from old systems or setting up boost control, we make sure it’s mapped safely and works the way it should.
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Custom Wiring Harnesses
Every harness is built in-house, tailored to your spec and engine setup. No generic kits or guesswork — just motorsport-grade reliability with attention to routing, shielding, and serviceability.
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CAD & 3D Design
Need a custom bracket, sensor housing, or enclosure? We offer CAD design services for parts that fit and function properly — useful for one-offs, prototypes, or small-batch production.
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In-house Vapour Blasting
We clean and restore metal parts with vapour blasting — a great way to prep items for rebuilds or give old components a new lease of life.
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Workshop Services
From mechanical work and performance upgrades to full engine builds, we can support your build in-house. We also install components like turbos, intercoolers, fuel systems, and sensors — using parts you supply or ones we recommend.
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See how we’ve helped clients unlock performance gains & reliability with our bespoke ECU calibrations, wiring work, and component installs.
While we support various ECU brands, we specialise in and recommend MaxxECU for its unparalleled capabilities, reliability and flexibility for it’s price point.
Renault 5 GT Turbo
ECU: MaxxECU Mini
Upgraded to a modern ignition and boost control system. Also using our custom C1J Cam Sensor Kit
BMW E21
ECU: MaxxECU Street
Swapped from K-Jet fuel injection to a full-blown standalone EFI system with ITB’s, perfect for full control and good drivability. Also utilising our custom BMW M20 Crank Sensor Bracket
Nissan S13
ECU: MaxxECU Race
Running a MaxxECU Race with one of our in-house engine builds — modern control with proper protection systems.
Ferrari 288 Replica
ECU: MaxxECU Pro
Combining a 348 Engine with a 308 chassis & a 288 shell, only one ECU was up to the task of driving the 6 different gauges, warning lights, and numerous other functions requiring extensive I/O capabilities.
Audi URS6
ECU: MaxxECU Race
Complete control over a 600hp big turbo 5-cylinder, with built-in safeties like knock control, fuel pressure cut, lean protection cuts & oil pressure cuts. Protect your ASD Tuning built engine with confidence.
Mk1 Audi TT Track Car
ECU: MaxxECU Race ME7.5 Plugin Kit
Utilising the stock loom for an easy plug n play upgrade, we’ve got complete control over every parameter. So when it comes to racing, you can focus on the track & not the dash.
BMW E24
ECU: ECUMaster Classic
Custom trigger setup, concentrically twisted motorsport wiring loom, custom brackets and a wiring loom tuck. Everything you would want in your road-going show car. On ITBs.
Jaguar E-Type
ECU: Emerald K6
Came in as a none-runner, diagnosed and repaired a failed ECU install and loom — now runs as good as it looks.
Customer Feedback
James:
Recently purchased an ECU, had a custom engine harness made and had my car tuned by Jake at ASD Tuning. He was very helpful and friendly — definitely recommend for high quality work.
Michael:
ASD Tuning helped advise us on a new ECU system for our competition car. After several enquiries elsewhere, Jake’s professional advice and service stood out. We solved a long-standing misfire, recovered lost power, and completed our first competitive event!
Jonathan:
I needed a custom part for a JCW R53 airbox. After sending a 3D scan and measurements, Jake produced exactly what I needed — perfect fit and factory look. Highly recommend!
Harvey:
Months of chasing electrical gremlins — Jake found the fault quickly and fixed it in days. Hats off to you!
Sean:
Jake has often gone above and beyond. Diagnosed faults from previous work and helped improve both performance and reliability.
Rakesh:
ASD tuning have supplied Maxxecu’s for all my cars, including full install with wiring and mapping services. Definitely will be using again for my next project !!
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Get expert advice or request a quote today — no pressure, just precision.
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