CIRCUIT BREAKERTIME ATTACK
2006 Subaru
WRX STI
Built for the track. Tuned for the street.
520
WHEEL HORSEPOWER
480 WTQ
ENGINE
EJ257 Built
FORCED INDUCTION
Blouch 20G XT-R
DRIVETRAIN
AWD
TUNE
EcuTek ProECU
FUEL
93 Octane
STATUS
COMPLETE
THE BUILD
A GD STI built from the ground up for time attack competition. Fully built EJ257 with a Blouch 20G XT-R turbo, APS intake manifold, and a full EcuTek ProECU tune. The AWD system was rebuilt with a Cusco centre diff and Whiteline suspension throughout. Consistent 1:38s at Atlantic Motorsport Park.
MODIFICATION LIST
ENGINE
- EJ257 built with Manley H-beam rods and CP pistons
- ARP head studs and main studs
FORCED INDUCTION
- Blouch 20G XT-R turbocharger
- APS twin-scroll intake manifold
FUELING
- Injector Dynamics ID1300cc injectors
- Radium Engineering fuel surge tank
TUNING
- EcuTek ProECU with launch control and flat-foot shift
COOLING
- Perrin TMIC upgrade with 3" inlet
DRIVETRAIN
- Cusco Type RS centre differential
SUSPENSION
- Whiteline full suspension kit
DYNO RESULTS
WHEEL HORSEPOWER
BEFORE
280
AFTER
520
GAIN
+240
WHEEL TORQUE
BEFORE
310
AFTER
480
GAIN
+170
Tuned on 93 Octane
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