Stage 2Haltech

Subaru STi GD

Tuned · 18 Sept 24
Bay 02 · Mainline AWD

[ On the dyno ] Subaru STi GD: On the dyno

[ Dyno screen ] Subaru STi GD: Dyno screen

Vehicle details

Spec sheet.

MakeSubaru

ModelSTI

SeriesGD

EngineEJ20

FuelE85

ECUHaltech

Drivetrain4WD

Notes from the tuner

What we did.

John's STi 250kw @ 20psiBlouch 1.5 turbochargerTomei mild camsKiller B equal lengh headersWater to air intercooler2.1 closed deck strokerEngine management via Haltech

#sti #ej20 #subarutuning #haltech #fujiperformanceautomotive #tunedbyanton

Anton Krstic · Lead tuner · Bay 02

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

Other Subaru STI GD results.

Stage 3179 kW

Stage 2 tune

Power & torque · stock vs tuned.

Hubs · SAE J1349 · Median of 3 pulls

Power

Stock

164kW

→

Tuned

250kW

+86 kW (115 hp) at the hubs+52%

Torque

Stock

301Nm

→

Tuned

378Nm

+77 Nm (57 lb·ft) at the hubs+26%

⌁Dyno graph · Pull recorded on the Mainline AWD

Download ↓

Hardware

Modifications.

10 categories · Stage 2 build

·Intake
·Exhaust
·Down Pipe
·Intercooler
·Fuel System Upgrade
·Ignition Upgrade
·Engine Components
·Transmission Components
·Turbocharger
·Headers

Calibration

ECU improvements.

Haltech

·Improved Fuel Efficiency
·Improved Power
·Improved Torque

Your build, next on the dyno

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