New Holland T8.390 Generations
Engine options and ECU hardware change between New Holland T8.390 generations, which is why the catalogue splits here. Choose the one that matches your car.
We split the New Holland T8.390 into 1 generations because engine options — and the tuning ceiling that comes with them — genuinely change across the model's production run.
Frequently asked questions
Do all New Holland T8.390 generations support the same tuning stages?
No — available stages depend on the specific engine in that generation, not the model as a whole. Once you pick your engine, its performance page shows exactly which stages apply.
Does turnaround time differ between New Holland T8.390 generations?
Not meaningfully — most New Holland T8.390 files across generations are handled within a few hours of upload, regardless of which ECU the generation uses.
Is my New Holland T8.390 generation supported for safe remapping?
If it's listed in our catalogue, yes — every engine in every generation shown here has been worked before, with stage limits set to stay within that engine's mechanical margins.
How do I know which New Holland T8.390 generation I have?
Check your vehicle registration document for the build year, or look up the chassis code — both narrow it down to one of the generations listed here.