Optimize your Subaru STI 2008-2014 engine's performance with a comprehensive range of top-quality aftermarket parts from industry-leading brands. Elevate the power and efficiency of your vehicle with ETS, HKS, Perrin, Mishimoto, AMS, Grimmspeed, Cobb, Remark, PLM, Turbosmart, IAG Performance, and more. Enhance airflow and filtration through AIR INTAKE DUCTS and COLD AIR INTAKES, while maintaining engine cleanliness with AIR OIL SEPARATORS and CATCH CANS. Experience impeccable control and responsiveness with BLOW OFF VALVES and BOOST CONTROL SOLENOID COVERS, complemented by the reliability of ENGINE MOUNTS and meticulously crafted ENGINE MANAGEMENT HARNESSES. Simplify maintenance and improve overall performance with DIPSTICKS and explore comprehensive ENGINE PACKAGE DEALS for a holistic approach to upgrading your Subaru WRX's engine. Unleash the full potential of your vehicle through precision-engineered components designed to deliver both power and durability, all meticulously designed to give your Subaru STI the edge on the road or track.
2008-2014 Subaru WRX STI Engine Parts
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Up to $1.70 offTurbosmart Rocket Launcher Switch - Universal
Regular price $15.29Sale price $15.29 Regular priceUnit price per$16.99 -
Up to $51 off
In StockTurboSmart E-Boost Street Electronic Boost Controller - Universal
Only 12 leftRegular price $458.99Sale price $458.99 Regular priceUnit price per$509.99 -
Up to $4.40 off
In StockTurbosmart WG38/40/45/IWG 11PSI Middle Spring Brown/Red - Universal
Only 7 leftRegular price $39.59Sale price $39.59 Regular priceUnit price per$43.99 -
Up to $45.50 off
In StockTurbosmart Black Dual Port Blow Off Valve WRX 2002-2007 / STI 2004-21 / Forester XT 2004-2008
Only 7 leftRegular price $409.49Sale price $409.49 Regular priceUnit price per$454.99 -
Up to $43.70 offTurbosmart Blue Plumb Back Blow Off Valve | 0205-1215
Fits: 02-07 WRX, 04-21 STI
Regular price $393.29Sale price $393.29 Regular priceUnit price per$436.99 -
Up to $43.70 offTurbosmart Black Plumb Back Blow Off Valve | 0205-1216
Fits: 02-07 WRX, 04-21 STI
Regular price $393.29Sale price $393.29 Regular priceUnit price per$436.99 -
Up to $43.10 offTurbosmart Blue Supersonic Blow Off Valve | 0205-1315
Fits: 02-07 WRX, 04-21 STI
Regular price $387.89Sale price $387.89 Regular priceUnit price per$430.99 -
Up to $28.10 off
In StockTurbosmart Vee-Port Blow Off Valve - Black | 0205-1136
Fits: 02-07 WRX, 04-21 STI
Only 5 leftRegular price $252.89Sale price $252.89 Regular priceUnit price per$280.99 -
Up to $25.50 off
In StockTurbosmart IWG75 7 PSI Black Internal Wastegate Actuator Impreza WRX/STi 2008-2014
Only 13 leftRegular price $229.49Sale price $229.49 Regular priceUnit price per$254.99 -
Up to $4.86 offTurbosmart Fuel Pressure Regulator 800 1/8 NPT- Black - Universal
Regular price $157.13Sale price $157.13 Regular priceUnit price per$161.99 -
Turbosmart WG38 Ultra-Gate External Wastegate 38hp 35psi Blue - Universal
Regular price $378.22Sale price $378.22 Regular priceUnit price per$368.99 -
Up to $12.42 offTurbosmart WG40 Comp-Gate External Wastegate 40hp 35psi Blue - Universal
Regular price $401.57Sale price $401.57 Regular priceUnit price per$413.99 -
Turbosmart WG38 Ultra-Gate External Wastegate 38hp 35psi Black - Universal
Regular price $378.22Sale price $378.22 Regular priceUnit price per$368.99 -
Turbosmart WG40 Comp-Gate External Wastegate 40hp 35psi Black - Universal
Regular price $424.34Sale price $424.34 Regular priceUnit price per$413.99 -
Turbosmart WG45 Hyper-Gate External Wastegate 17psi Red - Universal
Regular price $396.67Sale price $396.67 Regular priceUnit price per$396.67 -
Up to $56.66 offTurbosmart WG45 Hyper-Gate External Wastegate 45hp 35psi Blue - Universal
Regular price $509.95Sale price $509.95 Regular priceUnit price per$566.61
