Optimize your Subaru STI 2004-2007 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.
Subaru STI 2004-2007 Engine Parts
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Up to $17.05 off
In StockMishimoto Thermostatic Gold M20 Oil Sandwich Plate - Universal
Only 13 leftRegular price $170.95Sale price $170.95 Regular priceUnit price per$188.00 -
Up to $3.57 off
In StockMishimoto Straight Coupler 2.25-in D X 2.25-in Long - Universal
Only 5 leftRegular price From $9.95Sale price From $9.95 Regular priceUnit price per$13.00 -
Up to $3.30 off
In StockMishimoto Transition Coupler 2-in to 2.25-in - Universal
Only 3 leftRegular price From $8.95Sale price From $8.95 Regular priceUnit price per$0.00 -
Up to $3.57 off
In StockMishimoto Transition Coupler 2.25-in to 2.5-in - Universal
Only 9 leftRegular price From $8.95Sale price From $8.95 Regular priceUnit price per$0.00 -
Up to $3.57 off
In StockMishimoto Transition Coupler 2.5-in to 2.75-in - Universal
Only 10 leftRegular price From $8.95Sale price From $8.95 Regular priceUnit price per$0.00 -
Up to $3.57 off
In StockMishimoto Straight Coupler 3-in D X 3-in L - Universal
Regular price From $11.95Sale price From $11.95 Regular priceUnit price per$13.00 -
Up to $6.12 off
In StockMishimoto 90 Degree Bend Coupler 2-in - Universal
Only 10 leftRegular price From $11.95Sale price From $11.95 Regular priceUnit price per$0.00 -
Up to $7.01 off
In StockMishimoto 90 Degree Bend Coupler 2.5-in - Universal
Only 9 leftRegular price From $14.95Sale price From $14.95 Regular priceUnit price per$21.70 -
Up to $2 off
In StockMishimoto 2.0-in Straight Coupler - Universal
Only 11 leftRegular price From $10.95Sale price From $10.95 Regular priceUnit price per$12.95 -
Up to $9.76 offMishimoto 2.75-in 90 Degree Coupler - Universal
Regular price From $14.95Sale price From $14.95 Regular priceUnit price per$0.00 -
Up to $2.10 off
In StockMishimoto 1.75-in to 2.0-in Transition Coupler - Universal
Only 4 leftRegular price From $6.95Sale price From $6.95 Regular priceUnit price per$0.00 -
Up to $3.05 off
In StockMishimoto Aluminum Radiator Stay Subaru Impreza WRX/STI 2002-2007
Only 9 leftRegular price From $30.95Sale price From $30.95 Regular priceUnit price per$34.00 -
Up to $78.05 off
In StockMishimoto Top Mount Intercooler Kit Silver & Black Hoses WRX/STI 2002-2007
Only 5 leftRegular price $776.95Sale price $776.95 Regular priceUnit price per$855.00 -
Up to $78.05 off
In StockMishimoto Top Mount Intercooler Kit Silver & Red Hoses WRX/STI 2002-2007
Only 2 leftRegular price $776.95Sale price $776.95 Regular priceUnit price per$855.00 -
Up to $78.05 off
In StockMishimoto Top Mount Intercooler Kit Black & Black Hoses WRX/STI 2002-2007
Only 3 leftRegular price $776.95Sale price $776.95 Regular priceUnit price per$855.00 -
Up to $78.05 off
In StockMishimoto Top Mount Intercooler Kit Silver & Blue Hoses WRX/STI 2002-2007
Only 4 leftRegular price $776.95Sale price $776.95 Regular priceUnit price per$855.00
