
Chiptuning File Services for Workshops, Tuners, and Motorsport Teams
Modern ECU calibration is detailed, specific work. The control strategies are complex, the software versions matter, and the quality of the finished file comes down to whether the person building it actually understands the platform. That's the service here. Professional tuning files built for trade workshops in New Zealand and worldwide by someone who has been deep in diagnostics and calibration software for years.
OBDTECH NZ is a registered WinOLS user, working with one of the industry's most capable ECU editing platforms. That means proper map identification, accurate scaling, and modifications developed against the actual software version on the vehicle.
The work covers independent garages, performance shops, diesel specialists, gearbox shops, auto electricians, mobile tuners, and racing teams. If your business reads and writes ECU files and you want solid file support behind you, this is the service that delivers it.

Who This Is Built For
This is a trade-only file service. It exists so your workshop can take on tuning and software jobs with confidence, backed by files that are properly developed and reviewed before they reach you.
- Independent mechanical workshops
- Performance and tuning shops
- Auto electrical workshops
- Diesel specialists
- Transmission and gearbox specialists
- Mobile tuners
- Motorsport and racing teams
If your business needs reliable file support and fast turnaround with straight communication, register here and send through your first job.

Available Services
Every file request gets reviewed against the actual software and application. The scope of work covers ECU and TCU calibration across a wide range of vehicles and platforms:
- Stage 1 tuning
- Stage 2 tuning (where hardware and application support it)
- Torque optimisation
- Throttle response improvements
- DSG and automatic gearbox tuning
- Pop & bangs / overrun tuning (where appropriate)
- EGR off
- DPF off
- AdBlue / NOx solutions
- Cat-related software changes
- Swirl flap delete
- EVAP removal
- Lambda / O2 sensor related solutions
- Start/Stop system removal
- Speed limiter changes
- Rev limiter adjustments

The goal with every file is straightforward: changes that suit the vehicle, the hardware, and the job your customer is paying for.
The Technical Reality

Turbocharged engines produce genuinely impressive results when the calibration is matched properly to the hardware package. Gearbox tuning transforms how a vehicle drives in ways that surprise even experienced technicians. And software solutions for EGR, DPF, or AdBlue systems demand real care and platform-specific knowledge. When it's done right, the vehicle just works. The result is a clean idle, proper regeneration behaviour, and a dashboard free of fault codes.
Every file here is built with the same approach: careful analysis of the software, thorough understanding of the control strategy, and modifications that suit the specific ECU and application. The results show up on the dyno, on the road, and in customers who come back for their next vehicle.
How the Portal Works
Register Your Trade Account
Sign up through the portal and get set up to start sending files. Takes a couple of minutes.
Buy Credits and Upload Your File
Once your account is active, purchase credits, upload the original file, and specify exactly what the job needs: Stage 1, DPF off, AdBlue off, EGR off, gearbox tune, or any combination relevant to the vehicle.
Get Notified When It's Done
The moment your tuned file is ready, you'll get a notification by email and SMS. Download it and keep the job moving.

Why Workshops Keep Coming Back
The Bottom Line
Busy workshops need files delivered with precision, with the requested changes applied correctly, and a process that's dead simple from upload to completion. That's what this service delivers. The approach is technical, practical, and reliable.
If you're running a workshop, performance business, or race programme and you want a file service partner who genuinely knows the software, register through the portal and send through your first job.
