Daily-Driven Subaru STI Makes 565 WHP The Hard Way

SPEC SHEET

VEHICLE
Year / Make / Model: 2008 Subaru WRX STI
Chassis Code: GRB
Vehicle Weight: 3,200 lbs.
Weight Bias: 58/41
Launch RPM: 5,500 RPM
Shift RPM: 8,300 RPM
Redline RPM: 7,700 RPM
Peak Boost: 28 psi
Fuel: 109 Octane

ENGINE
Engine Code: EJ257
Displacement (cc): 2,520cc
Bore & Stroke (mm): 99.5mm x 81mm
Peak Horsepower (@ RPM): 565 whp @ 7,500 RPM
Peak Torque (@ RPM): 500 lb-ft @ 5,500 RPM
Dyno Type: Dyno Dynamics AWD Dynamometer
Engine Builder: Cosworth Racing
Machine Work: Cosworth Racing Cylinder Hone
Pistons/Compression Ratio: Cosworth 9.2:1 Compression Pistons
Connecting Rods / Crank: Cosworth Forged-steel Connecting Rods
Cosworth Billet Steel 81mm Stroker
Camshafts: Cosworth S2 Camshafts
Valves / Springs / Retainers: Cosworth +1mm Valves (Stainless-steel Intake,
Inconel Exhaust), Dual Valve Springs, Titanium Retainers
Cylinder Head Mods: Cosworth CNC-ported Heads TGV Delete
Head/Main Studs: ARP 11mm Head Studs
Cylinder Head Gasket: Cosworth MLS Head Gaskets
Air Induction System: Custom 85mm Intake
Fuel Injectors: Dyno-Comp 1,000 cc/min Injectors (x4)
Fuel Delivery System: DeatschWerks 320-lph Fuel Pump
Engine Management System: ECUTeK Racerom
Engine Management Tuner: Richard Garcia of Dyno Comp
Boost Controller: Prodrive 3-port Solenoid
Spark Plugs: NGK LFR7AIX
Exhaust Manifold: TOMEI POWERED Equal-Length Manifold
Exhaust System: Invidia Q300 Exhaust
Downpipe: Catless Downpipe
Wastegate: TiAL Sport 38mm External Wastegate
Blow-Off Valve: Perrin Performance Blow-off Valve
Intercooler: Perrin Performance Front-mount Intercooler
Cooling System: Koyo Aluminum Radiator
Oil System: Cosworth High Volume/ High Pressure Oil Pump,
Cosworth Oil Baffle
TURBOCHARGER
Turbocharger: Blouch Dominator 4.0XTR
Frame: Garrett T3
Compressor Wheel Specs: 82mm Major, 60mm Inducer, Billet Aluminum
Turbine Wheel Specs: 66mm
Turbine Housing: 10cm2
CHASSIS/DRIVELINE
Springs, F&R (Make & Rate): KW Suspension Springs
Shocks, F&R (Make & Rate): KW Suspension V3 Coilovers
Additional Suspension Components: Vorshlag Camber Kit, Whiteline Sway Bars (F&R),
Strut Tower Brace (F), Front Lower Control Arm Brace
Clutch / Flywheel: ACT Stage-2 Clutch, Extreme Pressure Plate
& Lightweight Flywheel
Wheels (Make, Size & Offset): Volk Racing RE30 Wheels, 18×9.5-inch +42
Tires (Make & Size): Hankook Ventus Z214 (C51) 275/35R18 (F&R)
Brakes: Brembo High Thermal GT Kit, Forged Monoblock
6-piston (F), 4-piston (R)
Brake Rotors: Brembo 350mm x 34mm (F), 345mm x 28mm (R)
Brake Pads: Hawk HP Plus Track Compound
Brake Lines: TechnaFit Stainless-steel Braided Lines
Etc: Motul Brake Fluid
Gauges: DEFI BF Advanced and Red Racer Water Temp
Innovate MTX-L Wideband A/F
EXTERIOR
Front Bumper: Updated with 2011 STI Front Bumper
Front Lip Spoiler: STI Lip Spoiler/Splitter