Results / Isuzu D-Max 3.0 (4JJ3)
Stage 2
Isuzu D-Max 3.0 (4JJ3)
3.0 4JJ3 turbo diesel · 2021+ MY
Dyno verified at 159 kW and 597 Nm at the wheels. That is a 30.7% lift on both power and torque, delivered as usable mid-range rather than a peak number that only exists on a printout.
Hardware: DeGraaf turbo-back stainless system

Measured result
✓ Dyno verified+37 kW
Power gained
+160 Nm
Torque gained
159 kW
Tuned power
597 Nm
Tuned torque
Gains measured at the wheels — a 30.7% lift over baseline.
What's included
The build
- Stage 2 ECU calibration
- DeGraaf turbo-back stainless system
- 30.7% measured gain, power and torque
- Smoother power delivery
- Daily drivable, load and tow friendly
Your car's result will depend on its condition, fuel quality and fitted hardware. We confirm the target before you commit — and measure it afterwards.

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Next step
Same treatment for yours?
Send us your vehicle details and we'll come back with a realistic target, a price and the next open slot. No obligation, no sales script.