
Welcome to Atune Mechanical
We are your trusted partner for mechanical and fabrication services across the construction, demolition, and vehicle performance industries. Our team of professionals are trained to keep your machinery, vehicles, and equipment running at their best with a complete range of solutions, including mobile diesel repairs, hydraulic troubleshooting, custom fabrication, and advanced performance tuning. Passionate about what we do, we’re committed to delivering reliable, high-quality service to clients across Auckland and beyond.
Mobile Diesel Repairs & Diagnostics
Atune Mechanical brings expert diesel repair and diagnostic services directly to your site. We specialise in keeping construction machinery running with fast, reliable solutions, including maintenance, fuel system repairs, hydraulics, and cooling fixes. Using advanced diagnostic tools, our team quickly identifies electrical, hydraulic, and mechanical faults to minimise downtime. With over a decade of hands-on experience, we ensure your equipment stays operational and your projects remain on schedule, wherever the job takes you.


Custom Fabrication & Welding
Our highly experienced team specialises in precision fabrication and welding services tailored to the demands of construction machinery and attachments. From custom-built components to hydraulic system repairs, our skilled team ensures durability and reliability in every project. We specialise in stainless steel and aluminium work, providing lightweight and corrosion-resistant solutions that stand up to harsh environments. With years of hands-on experience, we offer dependable, on-site fabrication and repair services designed to keep your equipment strong, efficient, and ready for work.
Tuning & Emissions
Our tuning and emissions services are designed to optimise performance for trucks, construction machinery, and everyday vehicles. From Caterpillar and Cummins to Ford and Volvo, we work across all major makes and models. Mobile convenience means we come to you, delivering more torque, better fuel efficiency, and smoother performance. For diesel engines, fuel savings of 8–15% are typical. We also provide solutions for emissions systems, including AdBlue, DPF, EGR, and catalytic converters, ensuring your fleet remains compliant and reliable.


Performance Upgrades
For drivers who want more than standard performance, we offer upgrades tailored to cars, utes, 4x4s, and motorsport vehicles. A simple ECU remap can significantly enhance towing power and responsiveness, while comprehensive packages with turbos, intercoolers, injectors, and exhausts can push engines to their peak performance. We also supply and tune advanced ECU systems such as Haltech, Link, and Motec, with matching digital dashes for competitive use. Whether it’s everyday strength or track-ready performance, our upgrades deliver results you can feel.
Auto Electrical & Air Conditioning
Atune Mechanical provides expert on-site auto electrical and air conditioning services for trucks, machinery, and light vehicles. From diagnosing and repairing wiring faults, alternators, and starters to complete battery services, we keep your equipment powered and reliable. Our air conditioning services encompass leak detection, regassing, component repairs, and efficient refrigerant recovery, all designed to minimise waste and lower costs. With years of industry experience, we deliver dependable, mobile solutions that ensure your vehicles and machinery run smoothly and comfortably.

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