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GrimmSpeed 02-14 WRX / 04-21 STI Alternator Cover Hi-Vis Neon Yellow | 099050
Regular price $162.00Regular priceUnit price per$162.00Sale price $162.00 -
GrimmSpeed Front Mount Intercooler Kit - Red Subaru STI 2008-2014 | 090227
Regular price $2,547.00Regular priceUnit price per$2,547.00Sale price $2,547.00 -
GrimmSpeed Front Mount Intercooler Kit - Black Red Subaru STI 2008-2014 | 090253
Regular price $2,743.00Regular priceUnit price per$2,743.00Sale price $2,743.00 -
GrimmSpeed Front Mount Intercooler Kit - Black Subaru STI 2008-2014 | 090254
Regular price $2,743.00Regular priceUnit price per$2,743.00Sale price $2,743.00 -
GrimmSpeed Front Mount Intercooler Kit Raw Core / Black Pipe 2008-2014 Subaru STI | 090228
Regular price $2,547.00Regular priceUnit price per$2,547.00Sale price $2,547.00 -
PLM Precision Works Radiator Shroud for Subaru WRX STI IMPREZA 2008-2014 | PW-RS-SUB-PARENT
Regular price $82.00Regular priceUnit price per$131.00Sale price $82.00Sale -
PLM Precision Works Pulley Cover Fits For Subaru WRX 2002-2014 / STI 2004-2017 / Impreza 2008-2011 | PW-EPC-SUB-PARENT
Regular price $82.00Regular priceUnit price per$131.00Sale price $82.00Sale -
Fuel Injector Clinic 02-14 WRX / 07-21 STI Injectors Top Feed 775cc | IS175-0775H
Regular price From $657.00Regular priceUnit price per$657.00Sale price From $657.00 -
PERRIN Performance Fender Shrouds Subaru WRX 2011 - 2014 / STI 2008 - 2014 | PSP-ENG-549TE
Regular price $177.00Regular priceUnit price per$197.00Sale price $177.00Sale -
PERRIN Performance Fender Shrouds - Black Subaru WRX 2011-2014 / STI 2008-2014 | PSP-ENG-549BK
Regular price $110.00Regular priceUnit price per$188.00Sale price $110.00Sale -
Perrin Cat Back Dual Tube Quad Straight Tip Subaru WRX 2011+ / STI Sedan 2011+ | PSP-EXT-351BR
Regular price $1,514.00Regular priceUnit price per$2,178.00Sale price $1,514.00Sale -
ETS 08-21 STI Top Mount Intercooler Silver Core | 200-20-IC-037
Regular price $909.00Regular priceUnit price per$1,136.00Sale price $909.00Sale -
HKS 2 Layer Dry 200mm Red Replacement Filter Element - Universal (70001-AK032
Regular price $37.00Regular priceUnit price per$43.00Sale price $37.00Sale -
Prothane Universal Super Grease - 0.5oz (Pack of 3 - Red
Regular price $9.00Regular priceUnit price per$9.00Sale price $9.00 -
GrimmSpeed Un-Resonated Cat-Back with Quad-Tip Muffler - Subaru WRX / STi 2011-2018 | 070048
Regular price $2,204.00Regular priceUnit price per$2,204.00Sale price $2,204.00 -
GrimmSpeed WRX/STI/LGT/FXT 3-Bolt Manifold to Up Pipe Gasket | 034001
Regular price $36.00Regular priceUnit price per$36.00Sale price $36.00
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.