Kernowsport Diagnostics & Tuning – Viezu-Approved Mobile ECU Remapping Services in Hayle, Cornwall
Experience next-level performance and efficiency with professional BMW ECU remapping in Cornwall by KernowSport. As a Viezu-approved tuning specialist, we provide mobile BMW remapping across Cornwall — delivering precision ECU calibration at your home, workplace, or preferred location. Our remaps are custom-developed for every model, from the BMW 1 Series, 3 Series, and 5 Series to M-Sport and diesel variants, ensuring smoother power delivery, increased torque, and improved throttle response.
Whether you’re seeking economy remapping to reduce fuel costs or performance tuning for sharper acceleration, KernowSport offers safe, proven software developed with genuine tools and diagnostics. Based in Hayle, we proudly serve Truro, Penzance, Newquay, Bodmin, and across Cornwall.
👉 Book your BMW remap today and discover the perfect blend of performance, reliability, and efficiency — tailored to your driving style.
Q1: What gains can I expect from remapping my BMW?
Remapping your BMW typically provides sharper throttle response, smoother power delivery, and torque gains of 15–30%. Diesel models often see improved MPG too.
Q2: Can you remap my BMW at my home or workplace?
Yes — our mobile ECU remapping service covers the entire Cornwall region. We bring all the tools and expertise to you for maximum convenience.
Q3: Is remapping safe for BMW engines?
Absolutely. As a Viezu-approved tuner, we only use genuine, proven software. Every BMW remap includes full diagnostic checks before and after tuning for complete peace of mind.
Q4: Will remapping affect my BMW warranty?
It can in some cases, so we recommend checking with your dealer. KernowSport provides a complete remap record and can restore your car to stock if required.
Q5: Which BMW models do you support?
We support all BMW models — including the 1 Series, 3 Series, 5 Series, X-Series, and M-Performance range. Whether petrol or diesel, automatic or manual, each map is fully tailored to your ECU and driving needs.
