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 $16 offBlox Racing Small Non-Welded Merge Collector, 3" Length, 1.7"ID, 0.1" Wall, T304 Stainless - Universal
Regular price $64.00Sale price $64.00 Regular priceUnit price per$80.00 -
Up to $18 offBlox Racing Large Non-Welded Merge Collector, 5" Length, 1.7"ID, 0.07" Wall, T304 Stainless - Universal
Regular price $72.00Sale price $72.00 Regular priceUnit price per$90.00 -
Up to $1.50 offBlox Racing Billet Oil Drain Flange - Universal
Regular price $13.50Sale price $13.50 Regular priceUnit price per$15.00 -
Up to $20 offBlox Racing Large Welded Merge Collector, 5" Length, 1.7"ID, 0.07" Wall, T304 Stainless - Universal
Regular price $80.00Sale price $80.00 Regular priceUnit price per$100.00 -
Up to $18 offBlox Racing Small Welded Merge Collector, 3" Length, 1.7"ID, 0.1" Wall, T304 Stainless - Universal
Regular price $72.00Sale price $72.00 Regular priceUnit price per$90.00 -
Up to $9.75 offSeibon Carbon Single Layer Carbon Fiber Pressed Sheet 15.75in x 19.5in - Universal | CFSHEET04
Regular price $55.25Sale price $55.25 Regular priceUnit price per$65.00 -
Up to $21 offSeibon Carbon Fiber Panel 15.75in x 19.5in Universal | CFSHEET10
Regular price $119.00Sale price $119.00 Regular priceUnit price per$140.00 -
Up to $14.21 off
In StockTorque Solution Silicone Radiator Hoses Black WRX/STI 2002-2007
Only 9 leftRegular price $108.00Sale price $108.00 Regular priceUnit price per$122.21 -
Up to $15.21 off
In StockTorque Solution Silicone Radiator Hoses Blue WRX/STI 2002-2007
Only 6 leftRegular price $107.00Sale price $107.00 Regular priceUnit price per$122.21 -
Up to $14.21 off
In StockTorque Solution Silicone Radiator Hoses Red WRX/STI 2002-2007
Only 4 leftRegular price $108.00Sale price $108.00 Regular priceUnit price per$122.21 -
Up to $10.95 off
In StockTurbo XS Type H BOV Adapter kit for 02-07 WRX/STi / 08 STi | H-WRXG4
Only 8 leftRegular price $53.00Sale price $53.00 Regular priceUnit price per$63.95 -
Up to $10.95 off
In StockTurbo XS Type H BOV Adapter Kit WRX 2002-2007 /STI 2004-2007 | H-WRXG4
Only 8 leftRegular price $53.00Sale price $53.00 Regular priceUnit price per$63.95 -
Up to $429.18 off
In StockTurbo XS 06-07 WRX/STi Front Mount Intercooler *Use Factory BOV/BOV NOT INCLUDED* | WS-FMIC-0607
Only 7 leftRegular price $1,214.00Sale price $1,214.00 Regular priceUnit price per$1,643.18 -
Walbro 255lph Fuel Pump only FD3S 93-96 Mazda RX7
Regular price $87.99Sale price $87.99 Regular priceUnit price per$0.00 -
Walbro 255LPH Fuel Pump + Install for 93-97 Mazda MX6
Regular price $98.99Sale price $98.99 Regular priceUnit price per$0.00 -
Walbro 255LPH Fuel Pump for Mitsubishi Lancer Evo
Regular price From $87.99Sale price From $87.99 Regular priceUnit price per$0.00
