
Why clients choose us
Mobile service at your location
We bring all necessary tools and equipment in our fully stocked van, so any diagnostic, tuning or tinting job is done right where you park.
Diagnostics without garage delays
Skip the weeks‑long workshop queues – we usually arrive within 48 hours and give you answers the same day.
We use specialist tuning software
Our remapping software is the same as that used by top performance shops, but delivered in a mobile, hassle‑free format.
Convenient vehicle care brought to you
We bring mobile vehicle services straight to your home or workplace, saving you the hassle of arranging a garage visit. SouthWest Auto Group Ltd T/A Apex Motor Lab serves drivers across Glastonbury with fault finding, tuning, DPF support, and window tinting carried out on site. That means if your warning light appears on the driveway or your car feels flat on the morning commute, we can assess the issue where your vehicle already is. Our diagnostic equipment helps us identify faults accurately, which cuts down guesswork and helps you make informed decisions. We also carry out performance upgrades that can improve drivability and sharpen response behind the wheel. For busy households and working drivers in Glastonbury, that kind of convenience makes a real difference.


What you can get sorted on site
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Advanced engine diagnostics
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ECU remapping upgrades
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Improved torque delivery
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Better fuel efficiency potential
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DPF cleaning support
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Reduced emissions concerns
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Professional window tinting
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Home or workplace visits
A practical service for modern vehicles
​Our work on modern engine management systems takes account of the sensors, modules, and stored fault codes involved, because a vague symptom rarely tells the full story on its own. We use specialist tools to read live data and pinpoint issues with more clarity before any work moves forward. ECU remapping can refine how your vehicle delivers power and torque, which often makes everyday driving feel smoother and more responsive. DPF cleaning is a sensible step when soot build-up starts affecting performance, especially if your car mainly does shorter trips. We also offer window tinting to give your vehicle a cleaner finish while helping reduce glare, heat, and unwanted visibility into the cabin.


