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Killer B Motorsport 02-14 WRX / 04-21 STI 4-1 Holy Header Exhaust Manifold 2 Bolt | HH-2BOLT
Regular price $2,518.00Regular priceUnit price per$2,518.00Sale price $2,518.00 -
Cusco Oil Drain Plug M20x1.5 - Universal
Regular price $33.00Regular priceUnit price per$40.00Sale price $33.00Sale -
ARP 02-14 WRX / 02-21 STI Custom Age 625+ Head Stud Kit | 260-4704
Regular price $926.00Regular priceUnit price per$1,072.00Sale price $926.00Sale -
APR 08-14 Subaru WRX / 08-21 STI Carbon Fiber Alternator Cover | CBE-WRXALT08
Regular price $242.00Regular priceUnit price per$252.00Sale price $242.00Sale -
Perrin Stiffi Battery Tie Down Black Subaru Models | PSP-ENG-700BK
Regular price $79.00Regular priceUnit price per$135.00Sale price $79.00Sale -
IAG Performance Unequal Length Header & Up Pipe for 2002-2014 Subaru WRX and 2004-21 Subaru WRX STI | IAG-EXT-1000
Regular price $1,227.00Regular priceUnit price per$1,227.00Sale price $1,227.00 -
COBB 08-14 WRX / 08-21 STI / 05-09 LGT / 05-09 Outback XT / 09-13 FXT V3 Air / Oil Separator (AOS) | 822615
Regular price $851.00Regular priceUnit price per$851.00Sale price $851.00 -
Radium Engineering 08-21 Subaru WRX/STI / 05-09 LGT/OBXT V2 Fuel Pump Hanger for use w/ Walbro 450LPH (F90000267/274/285) Pumps | 20-0782-00
Regular price $839.00Regular priceUnit price per$884.00Sale price $839.00Sale -
Grimmspeed 08-21 STI Electronic Boost Control Solenoid Cover Red | 112000.1
Regular price $90.00Regular priceUnit price per$90.00Sale price $90.00 -
Gates 04-14 WRX/ 04-21 STI/ 05-09 LGT Timing Belt Kit | TCK328
Regular price $427.00Regular priceUnit price per$476.00Sale price $427.00Sale -
Walbro 450lph E85 Compatiable Fuel Pump & Installation Kit (TIA485-2) - Universal
Regular price $291.00Regular priceUnit price per$291.00Sale price $291.00 -
GrimmSpeed Exhaust Gasket Kit 6 Piece - Subaru EJ Turbo | 020040
Regular price $162.00Regular priceUnit price per$162.00Sale price $162.00 -
Invidia Gemini R400 SS Tip Cat Back Exhaust Subaru WRX 2011-2014 Hatch / STI 2008-2014 Hatch | HS08ST5GM4SS
Regular price $2,029.00Regular priceUnit price per$2,899.00Sale price $2,029.00Sale -
Perrin 08-21 Subaru STI Fuel Pressure Regulator | PSP-FUL-301
Regular price $458.00Regular priceUnit price per$458.00Sale price $458.00 -
Killer B Motorsport 02-14 WRX / 04-21 STI OG Style Oil Pickup | 070-110
Regular price $244.00Regular priceUnit price per$244.00Sale price $244.00 -
Killer B Motorsport 4-1 Holy Header 2-Bolt w/ SwainTech Ceramic Coating Subaru WRX 2002-2014 / STI 2004-21 | HH-2BOLT-SWAIN
Regular price $3,254.00Regular priceUnit price per$3,254.00Sale price $3,254.00
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.