Stage 3Haltech

Subaru STI 04

Tuned · 26 Apr 22
Bay 02 · Mainline AWD
[ On the dyno ]Subaru STI 04: On the dyno
[ Dyno screen ]
422
Vehicle details

Spec sheet.

MakeSubaru
ModelSTI
SeriesGD
EngineEJ25
Fuel98 RON · E85 · Flex Fuel
Drivetrain4WD

This Subaru STI GD was tuned on our Mainline AWD dyno. All results here come from dyno tuning in Melbourne at our Epping workshop.

More on this platform

Other Subaru STI GD results.

Stage 3 tune

Power & torque · stock vs tuned.

Hubs · SAE J1349 · Median of 3 pulls
Power
Stock
164kW
Tuned
422kW
+258 kW (346 hp) at the hubs+157%
Torque
Stock
301Nm
Tuned
622Nm
+321 Nm (237 lb·ft) at the hubs+107%
Hardware

Modifications.

9 categories · Stage 3 build
  • ·Intake
  • ·Exhaust
  • ·Down Pipe
  • ·Intercooler
  • ·Fuel System Upgrade
  • ·Engine Components
  • ·Transmission Components
  • ·Turbocharger
  • ·Headers
Calibration

ECU improvements.

Haltech
  • ·Improved Fuel Efficiency
  • ·Improved Power
  • ·Improved Torque
  • ·Launch Control
  • ·Rolling Antilag
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