SPEC SHEET

VEHICLE
Year / Make / Model: 2011 Subaru Impreza STI
Chassis Code: GVB
Vehicle Weight: 3,450 lbs.
Weight Bias (F/R): 58/42
Launch RPM: 6,000 RPM
Shift RPM: 8,000 RPM
Redline RPM: 8,200 RPM
Peak Boost: 27 psi
Fuel: 100-octane Unleaded

ENGINE
Engine Code: EJ257
Displacement (cc): 2,520cc
Bore & Stroke (mm): 99.5mm x 81mm
Peak Horsepower (@ RPM): 559 whp @ 7,000 RPM
Peak Torque (@ RPM): 496 lb-ft @ 5,100 RPM
Dyno Type: Dynojet 424x
Engine Builder: Cosworth
Pistons/Compression Ratio: Cosworth 8.2:1-compression Forged Aluminum
Connecting Rods / Crank: Cosworth H-Beam Rods
Cosworth Billet-steel 81mm Stroker Crankshaft
Camshafts: Cosworth S2 Camshafts
Valves / Springs / Retainers: Cosworth Valves, Springs and Retainers
Cylinder Head Modifications: Cosworth CNC-ported Heads
Cylinder Head Gasket: Cosworth MLS Head Gaskets
Head / Main Studs: Cosworth H11 Tool Steel Studs
Intake Manifold / Throttle Body: Cosworth Intake Manifold
Air Induction System: Yimi Sport 73mm Cold-air Intake
Fuel Injectors: Deatschwerks 1,000 cc/min (x4)
Fuel Delivery System: MSI fuel rails
Deatschwerks 300-LPH In-tank Pump
Engine Management System: Cobb AccessPort
Engine Management Tuner: Paul Leung @ Yimi Sport Tuning
Boost Controller: Yimi Sport 4-port Boost Control Solenoid
Spark Plugs: NGK LFR7AIX
Exhaust Manifold: Full-Race Stainless-steel Twin-scroll Manifold
Exhaust System / Downpipe: Invidia Q300 / Custom Yimi Sport catted with
Recirculated wastegate discharge tubes
Wastegate: TiAL Sport MV-S (x2)
Blow-Off Valve: TiAL Sport QR
Intercooler: Custom Yimi Sport with a Precision 850 core
Cooling System: Koyo Hyper V-core Radiator
Yimi Sport Expansion and Overflow Tanks
Oil System: Killer B Motorsports oil pan and pickup
Yimi Sport side-mount 19-row oil cooler
Yimi Sport Air-Oil Separator

TURBOCHARGER
Turbocharger: Forced Performance HTA3582
Frame: Garrett GT35R
Compressor Wheel Specs: Billet Aluminum, 82mm Exducer
Turbine Wheel Specs: 68mm Major
Turbine Housing: T4, 1.00A/R

CHASSIS/DRIVELINE
Springs, F&R (Make & Rate): KW Clubsport
Shocks, F&R (Make & Rate): KW Clubsport Adjustable Dampers
Additional Suspension Components: Whiteline 22mm sway bars, End-links,
Toe Control links, Sub-frame & Differential
Bushings (R), Lower H-brace & Roll-center
Adjustment Kit, DMS Camber Plates (F)
Cusco Motor & Transmission Mounts, Rear Lateral
Links, Center Power Brace, Rear Member Side
and Lower Brace, SPT Strut-tower Brace
Transmission Gearing:
Clutch / Flywheel: OS Giken twin-plate STR
Differential(s) (Make & Type): OS Giken Super Lock LSD, 1.5-way(F), 2-way (R)
Wheels (Make, Size & Offset): Volk CE28N Formula Limited 18×9.5-inch, +28
Tires (Make & Size): Yokohama Advan Neova AD08 265/35R18
Brake Calipers (F&R): Project Mu (F&R)
Brake Rotors (Diameter, F&R): 355mm (F), 345mm (R)
Brake Pads (Front & Rear): Project Mu B-Force
Brake Lines: Project Mu

INTERIOR
Seats: Cobra Misano S
Gauges: Defi-Link Advance BF Metric Boost/Oil
Pressure/Water Temp
Etc.: Kenwood DNX9980HD In-dash DVD/Sat/Nav
Boston Mobile Audio GT-5750 amplifier
Boston Mobile Audio G1 10” subwoofers

EXTERIOR
Front Lip Spoiler: STI V-Limited lip spoiler

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