



Data-driven tuning services, for street cars to full-blown motorsport. We do it all.
Built-to-order wiring for MaxxECU, LinkECU, ECUMaster and more
From general servicing all the way to fitting of performance parts & custom work.

OFFICIAL MAXXECU DEALER
Expert Tuning, Unrivalled Support
At ASD Tuning, we’re proud to be official MaxxECU UK dealers, offering the full range of MaxxECU products, from standalone ECUs to wiring harnesses and accessories. Whether you’re upgrading your current setup or starting a fresh build, our team provides expert guidance from installation to full calibration.
Looking for performance, reliability, and support you can count on? Shop now and take your tuning to the next level.

MaxxECU Mini
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MaxxECU Sport
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MaxxECU Pro
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MaxxECU Street
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MaxxECU Race
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MaxxECU PDM20
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Not Sure Which ECU is Right for You?
Use our free comparison tool to get a recommendation based on your vehicle specs and goals.

HIGH PERFORMANCE PARTS & COMPONENTS
Everything you need for your custom ECU setup.
From wideband O2 sensors to motorsport connectors, ignition coils, and pressure sensors — our shop is stocked with trusted brands and tuner-tested gear. All hand-picked to work seamlessly with MaxxECU and other standalone systems.
Build with confidence using parts trusted by top builders across the UK.
BMW oil level and temp sensor
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Kevlar Lacing Cord Roll (75Metres)
Latest MaxxECU Articles & Guides
Stay informed with expert tips, comparisons and sensor guides tailored to MaxxECU builds.
Get to Know ASD Tuning
We’re tuners. From full race builds to OEM+ daily drivers, we’ve spent years working with standalone ECUs, wiring, and calibration across a wide range of platforms.You’ll find us in customer inboxes, under bonnets, and sometimes in YouTube builds — always focused on doing the job right and helping others do the same.