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?? 2011 Subaru WRX STI – Fully-Built Track Weapon | $40k+ in Performance Mods | IAG 750 Closed Deck ??
If you’re looking for a no-compromise, track-focused STI that’s already been built right, this is it. My 2011 WRX STI has over $40,000 in top-tier performance upgrades, headlined by an IAG 750 Closed Deck shortblock—one of the most trusted foundations in high-power Subaru builds. This car was designed for reliability under extreme conditions, responsive power delivery, and precision handling on track.
Whether you’re chasing lap times or want a brutally capable weekend machine, this STI is ready.
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?? Powertrain & Engine Build (Bulletproof Foundation)
• IAG 750 Closed Deck Shortblock – $6,000
• Heads decked, ported, polished – $600
• IAG ARP 1/2” head studs – $550
• Gates timing kit – $600
• Killer B oil pan & baffle – $950
• ACT heavy duty clutch kit – $1,200
• Cobb short shifter – $250
• Injen intake – $350
• Torque Solutions turbo inlet – $250
• Blouch Dominator 3.0 XTR turbo – $2,400
• ETS front-mount intercooler kit – $1,500
? Fully Upgraded Fueling (Flex-Fuel Ready)
• Radium dual pump hanger – $550
• Dual Walbro 450 pumps – $300
• Custom fuel lines & AN fittings – $400
• Delicious Tuning flex-fuel kit – $500
• Radium FPR kit & pulse dampener – $380 + $130
• Injector Dynamics 1300cc injectors – $1,000
?? Exhaust & Cooling
• Invidia header (heat-wrapped) – $1,200
• Invidia up-pipe – $250
• Invidia catless downpipe – $600
• Invidia Q300 cat-back – $1,900
• Koyorad radiator – $450
• HPS radiator hoses – $300
• Perrin overflow + Torque Solutions expansion tank – $400
• IAG V3 Comp AOS – $350
• Cylinder 4 cooling mod – $140
?? Chassis, Suspension & Handling
• Ohlins Racing coilovers – $3,000
• Whiteline front/rear sway bars – $900
• Cusco full chassis bracing – $2,100
• Perrin strut bar – $250
• Volk Racing ZE40 wheels 18x9.5 – $4,000
• Nankang CRS 200TW tires – $1,000
?? Braking
• DBA 2-piece slotted rotors – $1,100
• DBA pads – $275
?? Track Interior
• Autopower half-cage – $800
• Sparco Pro 2000 bucket seats – $1,800
• Sparco 6-pt harnesses – $450
• Sparco quick-release + steering wheel – $675
• Rear seat delete w/ carpet kit – $250
• Sparco battery kill switch – $100
?? Tuning
• Pro-tuned by Snell Tuning – $600
Dialed for consistent, reliable performance. Flex-fuel capable.
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?? Summary
This STI is a purpose-built track car with a bulletproof engine, elite suspension, aerodynamic stability, and a track-ready interior. It’s built to rip laps, handle heat, and inspire confidence. If you know what an IAG 750 Closed Deck build represents, you know this isn’t your average STI.
Serious buyers only. No test drives without cash in hand.
Message me for walk-around videos, logs, or additional details.
This vehicle may have an open safety recall. Head to the National Highway Traffic Safety Administration (NHTSA) website to perform a quick search.
Some vehicles may be subject to manufacturer safety recalls. See if there are any open safety recalls for this vehicle. This does not include non-safety recalls. Recently announced safety recalls may not yet be posted and there may be a delay between the time a repair is made and before it is reported or posted to the website. Before purchasing, be sure to ask the dealer for an up-to-date status on any recalls.
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