Cars / Vans · ECU Remapping

Nissan Patrol 3.0 VDI 158 hp Tuning (2003–)

Factory specification and Stage 1 remap gains for the Nissan Patrol 3.0 VDI 158 hp (2003–). A Stage 1 calibration adds 38 BHP and 74 Nm — software only, no hardware modifications required.

20032003–2953 ccDieselECU: Bosch EDC16C41
MeasureStockECOStage 1Stage 2

Power

BHP

157

179

+22 BHP · +14%

195

+38 BHP · +24%

210

+53 BHP · +34%

Torque

Nm

380

424

+44 Nm · +12%

454

+74 Nm · +19%

488

+108 Nm · +28%

+38 BHP

Stage 1 power gain

+74 Nm

Stage 1 torque gain

Rolling road

Dyno Graph

Power (BHP, solid) and torque (Nm, dashed) across engine speed (RPM). Peak figures match our database exactly.

05010015020002004001k2k3k4kBHPNmRPM157 bhp195 bhp210 bhp

Hover / touch the graph

Stock: 157 bhp · 380 Nm (peak)

Stage 1: 195 bhp · 454 Nm (peak)

Stage 2: 210 bhp · 488 Nm (peak)

Tuning tool compatibility

This ECU is listed in 4 of 4 manufacturer compatibility databases.

AutoTuner

Supported

ECU: EDC16C41

Bench

Alientech KESS3

Supported

ECU: EDC16C41

BenchBoot

Magicmotorsport FLEX

Supported

ECU: EDC16C41

BenchBoot

Dimsport New Genius / New Trasdata

Supported

ECU: EDC16C41

Bench
Upload a FileRequest a Quote

Existing customers upload their ECU file via the Regal Tuning File Portal. New to Regal? Request a quote first.

About this remap

Nissan Patrol 3.0 VDI 158 hp Stage 1 — what changes

The Nissan Patrol 3.0 VDI 158 hp (2003–) leaves the factory at 157 BHP and 380 Nm of torque. Manufacturers deliberately detune this engine to separate it from more expensive variants in the range — a Regal Tuning Stage 1 calibration safely recovers that headroom through the ECU alone: no hardware changes, no dyno risk, fully reversible.

Fuelling, boost pressure, ignition and torque limiters are optimised within the safe tolerances of the 3.0 VDI 158 hp powertrain (diesel). The result is 195 BHP and 454 Nm with factory smoothness, cold-start protection and emissions behaviour retained.

Why Regal Tuning

Verified on the dyno, backed by 20+ years

Every calibration is developed and verified by Regal Tuning on an in-house 4WD dynamometer and proven across a worldwide dealer network. Your file is supplied through the Regal Tuning file portal with full technical support, and the original factory file is always kept so the vehicle can be returned to stock at any time.

Figures shown are for this exact engine variant. Gains depend on vehicle health, fuel quality and conditions — we confirm the expected output for your specific vehicle in writing before work begins.

Compare more vehicles in the Tuning Gains Database

Nissan Patrol 3.0 VDI 158 hp remap FAQ

How much power does Stage 1 add?

Stage 1 takes the 3.0 VDI 158 hp to 195 BHP and 454 Nm — a gain of 38 BHP and 74 Nm over stock.

Is Stage 1 safe for this engine?

Yes — software-only calibration within the safe mechanical tolerances of the engine, gearbox and drivetrain, developed and verified on our in-house 4WD dyno.

How do I get this remap?

Request a quote with your vehicle details or registration. Existing customers upload their ECU file through the Regal Tuning file portal for a fast turnaround.

20+ years of ECU calibration

Ready to unlock your Nissan Patrol's real performance?

Tell us your vehicle and registration — we'll confirm support and the exact expected gains for your engine before any work begins.

Request a Quote