Agricultural · ECU Remapping

John Deere Tractor 8R Series 8320R 9.0L I6 319 hp Tuning (2009–)

Factory specification and Stage 1 remap gains for the John Deere Tractor 8R Series 8320R 9.0L I6 319 hp (2009–). A Stage 1 calibration adds 41 BHP and 130 Nm — software only, no hardware modifications required.

20092009–9000 ccDieselEstimated
MeasureOriginalStage 1

Power

BHP

319

360Estimated

+41 BHP · +13%

Torque

Nm

1020Estimated

1150

+130 Nm · +13%

+41 BHP

Stage 1 power gain (estimated)

+130 Nm

Stage 1 torque gain (estimated)

Estimated figures are based on engine, ECU and comparable application data. Actual results can vary depending on software version, machine condition and configuration.

Rolling road

Dyno Graph

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

0100200300025050075010001k1.5k2kBHPNmRPM319 bhp360 bhp

Hover / touch the graph

Stock: 319 bhp · 1020 Nm (peak)

Stage 1: 360 bhp · 1150 Nm (peak)

Tuning tool compatibility

This ECU was not found in the manufacturer compatibility databases we cross-reference.

AutoTuner

Not listed in this manufacturer's data — ask us, coverage updates frequently.

Alientech KESS3

Not listed in this manufacturer's data — ask us, coverage updates frequently.

Magicmotorsport FLEX

Not listed in this manufacturer's data — ask us, coverage updates frequently.

Dimsport New Genius / New Trasdata

Not listed in this manufacturer's data — ask us, coverage updates frequently.

Upload a FileRequest a Quote

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

20+ years of ECU calibration

Ready to unlock your John Deere Tractor 8R Series's real performance?

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

Request a Quote