Intercooler Piping
ETS Rotated Turbo Front Mount Intercooler Piping Kit Wrinkle Black 2015-2021 Subaru STI ETS
Intercooler Piping
ETS Stock Turbo Front Mount Intercooler Piping Kit 2015-2021 Subaru STI ETS
Intercoolers Top Mount
Exhaust Headers
Drivetrain Clutch
Drivetrain Flywheels
Exedy Lightweight Flywheel Subaru STI 2004-2021 | FF501A Exedy
Drivetrain Clutch
Exedy OEM Replacement Clutch Subaru STI 2004-2021 | FJK1000 Exedy
Drivetrain Clutch
Exedy Organic Stage 1 Clutch Kit Subaru STI 2004-2021 | 15803 Exedy
Drivetrain Clutch Discs / Replacement Parts
EXEDY Racing Hyper Series Accessory Kit Subaru STI 2004+ / Legacy GT Spec B 06-09 Exedy
Drivetrain Clutch Discs / Replacement Parts
Exedy Replacement Disc Type A Subaru WRX 2002-2005 / STI 2004-2021 | DM16DA Exedy
Drivetrain Clutch Discs / Replacement Parts
Exedy Replacement Disc Type B Subaru WRX 2002-2005 / STI 2004-2021 | DM16DB Exedy
Drivetrain Clutch Discs / Replacement Parts
Exedy Stage 1 Replacement Organic Clutch Disc Subaru STI 2004-2021 | FD12H1 Exedy
Drivetrain Clutch
Exedy Stage 2 Cerametallic Clutch Kit 4 Puck Disc Subaru STI 2004-2021 | 15951HDP4 Exedy
Drivetrain Clutch
Exedy Stage 2 Cerametallic Clutch Kit Subaru STI 2004-2021 | 15951 Exedy
Drivetrain Clutch
Drivetrain Clutch
Exedy Stage 4 Twin Metallic Disc Clutch Kit Subaru STI 2004-2021 Exedy
Drivetrain Clutch
Exedy Stage 5 Triple Metallic Disc Clutch Kit Subaru STI 2004-2021 Exedy
Drivetrain Clutch
Exedy Twin Cerametallic Rigid Disc Hyper Multi Clutch Subaru STI 2004-2021 | FM022HR Exedy
Drivetrain Clutch
Drivetrain Bushings
Faction Fab Rear Shifter Bushing Subaru WRX 2002-2014 / STI 2004+ | FFA1.10007.1 FactionFab
Drivetrain Packages
Faction Fab Shifter Bushing Combo Subaru STI 2004-2021 FactionFab
Wheel Spacers & Adapters
Suspension Coilovers
FactionFab F-Spec Coilover Kit Subaru WRX / STI 2015-2021 | FFA1.10177.1 FactionFab
Suspension Lowering Springs
FactionFab F-Spec Performance Lowering Springs Subaru STI 2015-2021 FactionFab
Suspension Coilovers
FactionFab FL-Spec Coilovers V2 Subaru WRX / STI 2015-2021 | FFA1.10277.3 FactionFab
Suspension Coilovers
FactionFab FR-Spec Coilovers V2 Subaru WRX / STI 2015-2021 | 1.10277.2 FactionFab
Steering Wheels
FactionFab Steering Wheel Carbon and Leather Subaru WRX / STI 2015-2021 | FFA1.10207.4 FactionFab
Wheel Spacers & Adapters
FactionFab Subaru 5×100 / 5×114.3 3mm 6061-T6 Forged Spacer Set | 1.10215.1 FactionFab
Intake and Exhaust Valves
Ferrea Competition Plus 37mm 1mm Oversize Intake Valve Subaru EJ25 STI 2004-2021 (QTY 8) Ferrea
Intake and Exhaust Valves
Ferrea Super Alloy 32mm Exhaust Valve Subaru WRX 2002-2014 / STI 2004-2021 EJ25 (QTY 8) Ferrea
Intake and Exhaust Valves
Ferrea Super Alloy 33mm Exhaust Valve Subaru WRX 2006-2014 / STI 2004-2021 EJ25 (QTY 8) Ferrea
Drivetrain Flywheels
Exterior Rear Lips
Flow Designs Adjustable Side Splitter Winglets Subaru WRX / STI 2015-2021 Flow Designs
Exterior Diffusers
Flow Designs Flow-Lock Rear Diffuser Subaru WRX / STI 2015-2021 Flow Designs
Exterior Front Lips
Flow Designs Front Lip Splitter V1 Subaru WRX / STI 2015-2021 Flow Designs
Exterior Front Lips
Flow Designs Front Lip Splitter V2 Subaru WRX / STI 2015-2021 Flow Designs
Exterior Front Lips
Flow Designs Front Splitter Extensions Subaru WRX / STI 2015-2021 Flow Designs
Exterior Front Lips
Flow Designs Option A Front Winglets Subaru WRX / STI 2015-2021 Flow Designs
Exterior Front Lips
Flow Designs Option B Front Winglets Subaru WRX / STI 2015-2021 Flow Designs
Exterior Diffusers
Flow Designs Rear Diffuser Subaru WRX / STI 2015-2021 Flow Designs
Exterior Rear Lips
Flow Designs Rear Spat Winglets Subaru WRX / STI 2015-2021 Flow Designs