2004 Subaru WRX STI Base

Built Motor Stage 3

Full built motor. Not for the faint of heart or light of wallet.

by @jdm_mike·April 2026·

Build progress17% installed

Total mods

Installed

Total spent

$9,477

Categories

Engine4 mods

Blouch Dom 1.5XT TurboBlouchEngine

Installed Aug 2021

$995

EJ257 Rebuilt ShortblockIAG PerformanceEngine

IAG Stage 2 closed deck block. 8.2:1 CR Mahle pistons.

$4,800

Cobb AccessPort V3CobbEngine

E30 flex fuel tune by Delicious Tuning.

$695

AEM 340LPH Fuel PumpAEMEngine

$89

Suspension1 mod

KW V3 CoiloversKWSuspension

Fitment Data4 reports

4 perfect

2002 Honda S2000 AP11

2018 BMW M3 Competition1

2020 Honda Civic Type R FK81

2014 Subaru BRZ Limited1

2.5/5 avg difficulty

$2,599

Exhaust1 mod

Perrin Up-PipePerrinExhaust

$299

Cost Breakdown

Engine$6,579

Suspension$2,599

Exhaust$299

Total$9,477

Build your own

Track every mod, log every dollar, share your journey.

Builder

@jdm_mike

GarageSpec member