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Collection: 2004 STI

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380 products

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Air Boxes (1 product)
Air Filters - Drop In (1 product)
Air Intake + Accessories (6 products)
Battery Tiedowns (5 products)
Bearings (1 product)
Belts - Timing, Accessory (1 product)
Big Brake Kits (1 product)
BOV and BPV (22 products)
Brackets (2 products)
Brake Calipers + Rebuild (3 products)
Brake Hardware (3 products)
Brake Line Kits (2 products)
Brake Pads (38 products)
Brake Rotors (18 products)
Brake Shoes (1 product)
Bushing Kits (15 products)
Camber Kits (2 products)
Caster Kits (1 product)
Cat Back Exhaust (5 products)
Clutch Discs (6 products)
Clutch Forks (1 product)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (9 products)
Clutch Rebuild Kits (4 products)
Coilovers + Accessories (1 product)
Coolant Reservoirs (1 product)
Crankshaft Dampers (1 product)
Diff Mounts + Braces + Bushings (4 products)
Dipstick Handle (1 product)
Dipsticks (5 products)
E-Tunes (1 product)
ECU Tunes (2 products)
Engine Bay Caps (4 products)
Engine Covers (2 products)
Engine Mounts (17 products)
Engine Oil Change Kit (2 products)
Exhaust Adapters (4 products)
Exhaust Gaskets (1 product)
Exhaust Manifolds + Accessories (1 product)
Extender (2 products)
Fans & Shrouds (1 product)
Fittings (3 products)
Flanges (1 product)
Flywheels (5 products)
Fuel Filters (2 products)
Fuel Injectors + Accessories (2 products)
Fuel Pumps + Hangers (5 products)
Fuel Rails (2 products)
Hardware (2 products)
Heat Shields (1 product)
Hoses (7 products)
Intercoolers + Accessories (8 products)
LED (3 products)
Lowering Springs (3 products)
Mud Flaps (3 products)
Muffler (1 product)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (3 products)
Oil Filters (2 products)
Piston Rings (1 product)
Power Packages (2 products)
Pressure Plates (2 products)
Programmers + Accessories (1 product)
Pulleys - Crank, Underdrive (3 products)
Radiator Caps (6 products)
Radiator Hoses (2 products)
Radiator Stays (3 products)
Radiators (1 product)
Release Bearings (3 products)
Reverse Lockout (3 products)
Shift Knobs (2 products)
Shifter Bushings (10 products)
Shifters (5 products)
Shock Mounts & Camber Plates (2 products)
Silicone Couplers & Hoses (3 products)
Spark Plugs (3 products)
Steering Dampers (2 products)
Strut Bars (5 products)
Subaru Dyno Tune (1 product)
Suspension Arms & Components (1 product)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (5 products)
Sway Bars (4 products)
Thermostats (1 product)
Tools (1 product)
Tow Hooks (3 products)
Transmission Mounts (4 products)
Turbine Housings (4 products)
Turbo Inlets (2 products)
Turbo Kits (3 products)
Turbochargers (7 products)
Valve Cover Gaskets (2 products)
Valve Seals (1 product)
Valve Springs, Retainers (1 product)
Wastegate + Accessories (5 products)
Wheel Spacers & Adapters (8 products)
Wiring Harnesses (1 product)

Air Boxes (1 product)
Air Filters - Drop In (1 product)
Air Intake + Accessories (6 products)
Battery Tiedowns (5 products)
Bearings (1 product)
Belts - Timing, Accessory (1 product)
Big Brake Kits (1 product)
BOV and BPV (22 products)
Brackets (2 products)
Brake Calipers + Rebuild (3 products)
Brake Hardware (3 products)
Brake Line Kits (2 products)
Brake Pads (38 products)
Brake Rotors (18 products)
Brake Shoes (1 product)
Bushing Kits (15 products)
Camber Kits (2 products)
Caster Kits (1 product)
Cat Back Exhaust (5 products)
Clutch Discs (6 products)
Clutch Forks (1 product)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (9 products)
Clutch Rebuild Kits (4 products)
Coilovers + Accessories (1 product)
Coolant Reservoirs (1 product)
Crankshaft Dampers (1 product)
Diff Mounts + Braces + Bushings (4 products)
Dipstick Handle (1 product)
Dipsticks (5 products)
E-Tunes (1 product)
ECU Tunes (2 products)
Engine Bay Caps (4 products)
Engine Covers (2 products)
Engine Mounts (17 products)
Engine Oil Change Kit (2 products)
Exhaust Adapters (4 products)
Exhaust Gaskets (1 product)
Exhaust Manifolds + Accessories (1 product)
Extender (2 products)
Fans & Shrouds (1 product)
Fittings (3 products)
Flanges (1 product)
Flywheels (5 products)
Fuel Filters (2 products)
Fuel Injectors + Accessories (2 products)
Fuel Pumps + Hangers (5 products)
Fuel Rails (2 products)
Hardware (2 products)
Heat Shields (1 product)
Hoses (7 products)
Intercoolers + Accessories (8 products)
LED (3 products)
Lowering Springs (3 products)
Mud Flaps (3 products)
Muffler (1 product)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (3 products)
Oil Filters (2 products)
Piston Rings (1 product)
Power Packages (2 products)
Pressure Plates (2 products)
Programmers + Accessories (1 product)
Pulleys - Crank, Underdrive (3 products)
Radiator Caps (6 products)
Radiator Hoses (2 products)
Radiator Stays (3 products)
Radiators (1 product)
Release Bearings (3 products)
Reverse Lockout (3 products)
Shift Knobs (2 products)
Shifter Bushings (10 products)
Shifters (5 products)
Shock Mounts & Camber Plates (2 products)
Silicone Couplers & Hoses (3 products)
Spark Plugs (3 products)
Steering Dampers (2 products)
Strut Bars (5 products)
Subaru Dyno Tune (1 product)
Suspension Arms & Components (1 product)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (5 products)
Sway Bars (4 products)
Thermostats (1 product)
Tools (1 product)
Tow Hooks (3 products)
Transmission Mounts (4 products)
Turbine Housings (4 products)
Turbo Inlets (2 products)
Turbo Kits (3 products)
Turbochargers (7 products)
Valve Cover Gaskets (2 products)
Valve Seals (1 product)
Valve Springs, Retainers (1 product)
Wastegate + Accessories (5 products)
Wheel Spacers & Adapters (8 products)
Wiring Harnesses (1 product)

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380 products

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Air Boxes (1 products)
Air Filters - Drop In (1 products)
Air Intake + Accessories (6 products)
Battery Tiedowns (5 products)
Bearings (1 products)
Belts - Timing, Accessory (1 products)
Big Brake Kits (1 products)
BOV and BPV (22 products)
Brackets (2 products)
Brake Calipers + Rebuild (3 products)
Brake Hardware (3 products)
Brake Line Kits (2 products)
Brake Pads (38 products)
Brake Rotors (18 products)
Brake Shoes (1 products)
Bushing Kits (15 products)
Camber Kits (2 products)
Caster Kits (1 products)
Cat Back Exhaust (5 products)
Clutch Discs (6 products)
Clutch Forks (1 products)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (9 products)
Clutch Rebuild Kits (4 products)
Coilovers + Accessories (1 products)
Coolant Reservoirs (1 products)
Crankshaft Dampers (1 products)
Diff Mounts + Braces + Bushings (4 products)
Dipstick Handle (1 products)
Dipsticks (5 products)
E-Tunes (1 products)
ECU Tunes (2 products)
Engine Bay Caps (4 products)
Engine Covers (2 products)
Engine Mounts (17 products)
Engine Oil Change Kit (2 products)
Exhaust Adapters (4 products)
Exhaust Gaskets (1 products)
Exhaust Manifolds + Accessories (1 products)
Extender (2 products)
Fans & Shrouds (1 products)
Fittings (3 products)
Flanges (1 products)
Flywheels (5 products)
Fuel Filters (2 products)
Fuel Injectors + Accessories (2 products)
Fuel Pumps + Hangers (5 products)
Fuel Rails (2 products)
Hardware (2 products)
Heat Shields (1 products)
Hoses (7 products)
Intercoolers + Accessories (8 products)
LED (3 products)
Lowering Springs (3 products)
Mud Flaps (3 products)
Muffler (1 products)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (3 products)
Oil Filters (2 products)
Piston Rings (1 products)
Power Packages (2 products)
Pressure Plates (2 products)
Programmers + Accessories (1 products)
Pulleys - Crank, Underdrive (3 products)
Radiator Caps (6 products)
Radiator Hoses (2 products)
Radiator Stays (3 products)
Radiators (1 products)
Release Bearings (3 products)
Reverse Lockout (3 products)
Shift Knobs (2 products)
Shifter Bushings (10 products)
Shifters (5 products)
Shock Mounts & Camber Plates (2 products)
Silicone Couplers & Hoses (3 products)
Spark Plugs (3 products)
Steering Dampers (2 products)
Strut Bars (5 products)
Subaru Dyno Tune (1 products)
Suspension Arms & Components (1 products)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (5 products)
Sway Bars (4 products)
Thermostats (1 products)
Tools (1 products)
Tow Hooks (3 products)
Transmission Mounts (4 products)
Turbine Housings (4 products)
Turbo Inlets (2 products)
Turbo Kits (3 products)
Turbochargers (7 products)
Valve Cover Gaskets (2 products)
Valve Seals (1 products)
Valve Springs, Retainers (1 products)
Wastegate + Accessories (5 products)
Wheel Spacers & Adapters (8 products)
Wiring Harnesses (1 products)

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380 products

Torque Solution 02-07 Subaru WRX/ 04-18 STI/ 04-08 FXT Map Sensor Adapter

Torque Solution 02-07 Subaru WRX/ 04-18 STI/ 04-08 FXT Map Sensor Adapter

Regular price $55.54 USD

Regular price Sale price $55.54 USD
Unit price per
Torque Solution 02-06 Subaru WRX/STI/LGT/FXT Valve Cover Cam Seals - Silver

Torque Solution 02-06 Subaru WRX/STI/LGT/FXT Valve Cover Cam Seals - Silver

Regular price $61.10 USD

Regular price Sale price $61.10 USD
Unit price per
Torque Solution 02-06 Subaru WRX/STI/LGT/FXT Valve Cover Cam Seals - Black

Torque Solution 02-06 Subaru WRX/STI/LGT/FXT Valve Cover Cam Seals - Black

Regular price $61.10 USD

Regular price Sale price $61.10 USD
Unit price per
Torque Solution Billet Steering Damper Lockdown 04-14 Subaru Impreza

Torque Solution Billet Steering Damper Lockdown 04-14 Subaru Impreza

Regular price $92.21 USD

Regular price Sale price $92.21 USD
Unit price per
Torque Solution 2.5i Fuel Rail Adapters: 96-17 Subaru Impreza/WRX/STI

Torque Solution 2.5i Fuel Rail Adapters: 96-17 Subaru Impreza/WRX/STI

Regular price $61.10 USD

Regular price Sale price $61.10 USD
Unit price per
Torque Solution 02-07 Subaru WRX / 04-18 Subaru WRX STI Throttle Body Hose Coupler

Torque Solution 02-07 Subaru WRX / 04-18 Subaru WRX STI Throttle Body Hose Coupler

Regular price $33.32 USD

Regular price Sale price $33.32 USD
Unit price per
Torque Solution Billet Transmission Mount 02-27 Subaru WRX / 04-17 STI

Torque Solution Billet Transmission Mount 02-27 Subaru WRX / 04-17 STI

Regular price $183.32 USD

Regular price Sale price $183.32 USD
Unit price per
Torque Solution Engine Mounts: 2015 Subaru WRX/2014+ Forester XT

Torque Solution Engine Mounts: 2015 Subaru WRX/2014+ Forester XT

Regular price $372.21 USD

Regular price Sale price $372.21 USD
Unit price per
Torque Solution Solid Billet Aluminum Engine & Transmission Mounts 02-14 Subaru WRX / 04-17 STi

Torque Solution Solid Billet Aluminum Engine & Transmission Mounts 02-14 Subaru WRX / 04-17 STi

Regular price $361.10 USD

Regular price Sale price $361.10 USD
Unit price per
Torque Solution Engine/Transmission Mount Kit w/ OEM Mount Plates: 02-14 Subaru WRX / 04+ STI

Torque Solution Engine/Transmission Mount Kit w/ OEM Mount Plates: 02-14 Subaru WRX / 04+ STI

Regular price $688.88 USD

Regular price Sale price $688.88 USD
Unit price per
Torque Solution Engine / Transmission Mount Subaru WRX / STI 2002-2011

Torque Solution Engine / Transmission Mount Subaru WRX / STI 2002-2011

Regular price $588.88 USD

Regular price Sale price $588.88 USD
Unit price per
Torque Solution Urethane Rear Endlinks: 04-07 Subaru STi/04-08 Forester

Torque Solution Urethane Rear Endlinks: 04-07 Subaru STi/04-08 Forester

Regular price $122.21 USD

Regular price Sale price $122.21 USD
Unit price per
Torque Solution Urethane Front Endlinks: 93-13 Subaru Impreza/02-13 WRX/04-13 STi/05+ Legacy

Torque Solution Urethane Front Endlinks: 93-13 Subaru Impreza/02-13 WRX/04-13 STi/05+ Legacy

Regular price $122.21 USD

Regular price Sale price $122.21 USD
Unit price per
Torque Solution Lightweight Crank Pulley: Subaru Impreza/WRX/STi/Legacy/Forester

Torque Solution Lightweight Crank Pulley: Subaru Impreza/WRX/STi/Legacy/Forester

Regular price $111.10 USD

Regular price Sale price $111.10 USD
Unit price per
Torque Solution Black Radiator Stay Bracket: 02-07 Subaru Impreza (Inc WRX / STI)

Torque Solution Black Radiator Stay Bracket: 02-07 Subaru Impreza (Inc WRX / STI)

Regular price $66.66 USD

Regular price Sale price $66.66 USD
Unit price per
Torque Solution Steering Rack & Pinion Bushings (30mm): Subaru WRX 1994-2007 STi 2004 ONLY

Torque Solution Steering Rack & Pinion Bushings (30mm): Subaru WRX 1994-2007 STi 2004 ONLY

Regular price $41.10 USD

Regular price Sale price $41.10 USD
Unit price per
Torque Solution Solid Billet Engine Mounts w/ Mount Plates: 02-14 Subaru WRX / 04-17 STI

Torque Solution Solid Billet Engine Mounts w/ Mount Plates: 02-14 Subaru WRX / 04-17 STI

Regular price $299.99 USD

Regular price Sale price $299.99 USD
Unit price per
Torque Solution Engine Mounts w/ Mount Plates: Subaru WRX 2006-2015 / STI 2006-2016

Torque Solution Engine Mounts w/ Mount Plates: Subaru WRX 2006-2015 / STI 2006-2016

Regular price $388.88 USD

Regular price Sale price $388.88 USD
Unit price per
Torque Solution Engine Mounts: Subaru Wrx Sti 2002-16

Torque Solution Engine Mounts: Subaru Wrx Sti 2002-16

Regular price $288.88 USD

Regular price Sale price $288.88 USD
Unit price per
Torque Solution Shifter Cable Bushings: Subaru WRX 2015+

Torque Solution Shifter Cable Bushings: Subaru WRX 2015+

Regular price $22.21 USD

Regular price Sale price $22.21 USD
Unit price per
Torque Solution Engine & Transmission Mount Kit w/ Mount Plates 02-14 Subaru WRX / 04+ Subaru STI

Torque Solution Engine & Transmission Mount Kit w/ Mount Plates 02-14 Subaru WRX / 04+ Subaru STI

Regular price $555.54 USD

Regular price Sale price $555.54 USD
Unit price per
Torque Solution Engine / Transmission/Pitch Mount 02-14 Subaru WRX / STI

Torque Solution Engine / Transmission/Pitch Mount 02-14 Subaru WRX / STI

Regular price $455.54 USD

Regular price Sale price $455.54 USD
Unit price per
Torque Solution Engine / Trans / Pitch Mount Kit w/ Mount Plates: Subaru WRX 02-14 / STI 04+

Torque Solution Engine / Trans / Pitch Mount Kit w/ Mount Plates: Subaru WRX 02-14 / STI 04+

Regular price $799.99 USD

Regular price Sale price $799.99 USD
Unit price per
Torque Solution Engine / Transmission/Pitch Mount Subaru WRX / STI 2002-2014

Torque Solution Engine / Transmission/Pitch Mount Subaru WRX / STI 2002-2014

Regular price $699.99 USD

Regular price Sale price $699.99 USD
Unit price per

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