Land Rover Range Rover / Sport 2002 - 2012 (L322) 4.2 V8 Supercharged 396hp

Real standard and upgraded performance figures for the 4.2 V8 Supercharged 396hp engine in the Land Rover Range Rover / Sport 2002 - 2012 (L322).

Below: measured output for the 4.2 V8 Supercharged 396hp in the Land Rover Range Rover / Sport 2002 - 2012 (L322), standard vs. remapped, in both horsepower and torque.

Horsepower (HP)Torque (Nm)
Standard396560
Stage 1450650
Stage 2477695
Make
Land Rover
Model
Range Rover / Sport
Generation
2002 - 2012 (L322)
Engine
4.2 V8 Supercharged 396hp
Fuel type
Petrol

Frequently asked questions

Is Stage 1 tuning safe for the Land Rover Range Rover / Sport 2002 - 2012 (L322) 4.2 V8 Supercharged 396hp?

Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.

How much more power does the 4.2 V8 Supercharged 396hp make after tuning?

Standard output is 396 HP / 560 Nm; Stage 1 on this engine typically reaches 450 HP / 650 Nm. Exact results can vary slightly with fuel quality and vehicle condition.

How long does a Land Rover Range Rover / Sport 2002 - 2012 (L322) 4.2 V8 Supercharged 396hp remap take?

Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.

Can the 4.2 V8 Supercharged 396hp be reverted to its original file?

Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.