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 $1.25 offRadium Engineering -6AN 90 Deg 2-Piece Adapter for 3/8 Push-Lok Hose Black - Universal
Regular price $23.70Sale price $23.70 Regular priceUnit price per$24.95 -
Up to $3.25 offRadium Engineering 8AN Dry Break 27mm Fitting Outer - Universal
Regular price $61.70Sale price $61.70 Regular priceUnit price per$64.95 -
Up to $4.50 off
In StockRadium Engineering Universal 4-Port Manifold - Black W/ Logo
Only 2 leftRegular price $85.45Sale price $85.45 Regular priceUnit price per$89.95 -
Radium Engineering Bulkead Harness Internal Triple Walbro F90000267/264 Pump - Universal
Regular price $80.70Sale price $80.70 Regular priceUnit price per$59.95 -
Up to $1.75 offRadium Engineering Fuel Level Sensor Block-Off Kit - Universal
Regular price $33.20Sale price $33.20 Regular priceUnit price per$34.95 -
Up to $4.50 off
In StockRadium Engineering Venturi Jet Pump Kit - Universal
Only 10 leftRegular price $85.45Sale price $85.45 Regular priceUnit price per$89.95 -
Up to $1.50 off
In StockRadium Engineering Dual -6AN to -8AN Y-Adapter Block Fitting - Universal
Only 2 leftRegular price $28.45Sale price $28.45 Regular priceUnit price per$29.95 -
Up to $7.50 off
In StockRadium Engineering Adjustable Pressure Switch - Universal
Only 6 leftRegular price $142.45Sale price $142.45 Regular priceUnit price per$149.95 -
Up to $2.25 offRadium Engineering Hose Barb Adapter For 1-3/4in Id Hose w/ 1/4Npt Port Green - Universal
Regular price $42.70Sale price $42.70 Regular priceUnit price per$44.95 -
Up to $1.25 offRadium Engineering Coolant Tank Mounting Bracket - Universal
Regular price $23.70Sale price $23.70 Regular priceUnit price per$24.95 -
Up to $2 offRadium Engineering Hose Barb Adapter For 1-1/4in Id Hose w/ 1/4Npt Port Green - Universal
Regular price $37.95Sale price $37.95 Regular priceUnit price per$39.95 -
Up to $1.25 offRadium Engineering -8AN 90 Deg 2-Piece Adapter for 1/2 Push-Lok Hose - Black - Universal
Regular price $23.70Sale price $23.70 Regular priceUnit price per$24.95 -
Up to $6.50 offRadium Engineering 6AN Dry Break 27mm Set - Universal
Regular price $123.45Sale price $123.45 Regular priceUnit price per$129.95 -
Up to $1 off
In StockRadium Engineering 5/16in Barb to -6AN Bulkhead Fitting - Universal
Only 5 leftRegular price $18.95Sale price $18.95 Regular priceUnit price per$19.95 -
Up to $3.25 offRadium Engineering 8AN Dry Break 27mm Fitting Inner - Universal
Regular price $61.70Sale price $61.70 Regular priceUnit price per$64.95 -
Up to $1.25 offRadium Engineering 8AN 2-Piece Push-Lok 120 Degree Hose End - Universal
Regular price $23.70Sale price $23.70 Regular priceUnit price per$24.95
