Skip to content

Home
Shop
Contact Us
FAQs

Country/region

Country/region

Facebook
Instagram
TikTok
YouTube

Home
Shop
Contact Us
FAQs

Search

Item added to your cart

View cart

Collection: 2015-2017 STI All Parts

Sort by:

1071 products

Filter:

Product type (0)

Product type

Air Boxes (1 product)
Air Intake + Accessories (8 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 product)
Axle Back (1 product)
Battery Tiedowns (5 products)
Belts - Timing, Accessory (1 product)
Big Brake Kits (1 product)
Boost Controllers + Accessories (3 products)
BOV and BPV (16 products)
Brackets (3 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (3 products)
Brake Line Kits (4 products)
Brake Pads (29 products)
Brake Rotors (51 products)
Brake Shoes (1 product)
Bushing Kits (23 products)
Cabin Air Filters (1 product)
Camber Kits (1 product)
Camshafts (1 product)
Cat Back Exhaust (17 products)
Clutch Discs (4 products)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (14 products)
Coilovers + Accessories (6 products)
Control Arms (4 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (2 products)
Diff Mounts + Braces + Bushings (4 products)
Dipsticks (5 products)
ECU Tunes (4 products)
Engine Covers (4 products)
Engine Gaskets + Sets (1 product)
Engine Long Block (5 products)
Engine Mounts (26 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (5 products)
Exhaust Gaskets (4 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (5 products)
Exterior Trim (4 products)
Fans & Shrouds (2 products)
Flanges (2 products)
Flywheels (3 products)
Fuel Injectors + Accessories (5 products)
Fuel Lines (61 products)
Fuel Pressure Regulators + Accessories (1 product)
Fuel Pumps + Hangers (5 products)
Fuel Rails (8 products)
Hardware (5 products)
Hoses (4 products)
Intercoolers + Accessories (11 products)
LED (2 products)
License Plate Relocation (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Manual Transmission Synchro Assembly (2 products)
Mud Flaps (9 products)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (4 products)
Oil Filters (1 product)
Oil Pan + Baffles + Gaskets (6 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 product)
Pressure Plates (2 products)
Pulleys - Crank, Underdrive (5 products)
Radiator Caps (4 products)
Radiator Hoses (2 products)
Radiator Shrouds (5 products)
Radiator Stays (2 products)
Radiators (3 products)
Seat Brackets & Frames (2 products)
Shifter Bushings (11 products)
Shifters (3 products)
Shock Mounts & Camber Plates (3 products)
Shocks and Struts (6 products)
Spark Plugs (2 products)
Strut Bars (5 products)
Suspension Arms & Components (5 products)
Suspension Controllers (2 products)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (8 products)
Sway Bars (7 products)
Timing Belts + Components (7 products)
Tow Hooks (2 products)
Transmission Mounts (5 products)
Turbine Housings (4 products)
Turbo Heat Management (1 product)
Turbo Inlets (2 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 product)
Turbochargers (8 products)
Wastegate + Accessories (4 products)
Wheel Spacers & Adapters (5 products)
Wheels (289 products)
Wheels - Cast (177 products)

Air Boxes (1 product)
Air Intake + Accessories (8 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 product)
Axle Back (1 product)
Battery Tiedowns (5 products)
Belts - Timing, Accessory (1 product)
Big Brake Kits (1 product)
Boost Controllers + Accessories (3 products)
BOV and BPV (16 products)
Brackets (3 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (3 products)
Brake Line Kits (4 products)
Brake Pads (29 products)
Brake Rotors (51 products)
Brake Shoes (1 product)
Bushing Kits (23 products)
Cabin Air Filters (1 product)
Camber Kits (1 product)
Camshafts (1 product)
Cat Back Exhaust (17 products)
Clutch Discs (4 products)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (14 products)
Coilovers + Accessories (6 products)
Control Arms (4 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (2 products)
Diff Mounts + Braces + Bushings (4 products)
Dipsticks (5 products)
ECU Tunes (4 products)
Engine Covers (4 products)
Engine Gaskets + Sets (1 product)
Engine Long Block (5 products)
Engine Mounts (26 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (5 products)
Exhaust Gaskets (4 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (5 products)
Exterior Trim (4 products)
Fans & Shrouds (2 products)
Flanges (2 products)
Flywheels (3 products)
Fuel Injectors + Accessories (5 products)
Fuel Lines (61 products)
Fuel Pressure Regulators + Accessories (1 product)
Fuel Pumps + Hangers (5 products)
Fuel Rails (8 products)
Hardware (5 products)
Hoses (4 products)
Intercoolers + Accessories (11 products)
LED (2 products)
License Plate Relocation (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Manual Transmission Synchro Assembly (2 products)
Mud Flaps (9 products)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (4 products)
Oil Filters (1 product)
Oil Pan + Baffles + Gaskets (6 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 product)
Pressure Plates (2 products)
Pulleys - Crank, Underdrive (5 products)
Radiator Caps (4 products)
Radiator Hoses (2 products)
Radiator Shrouds (5 products)
Radiator Stays (2 products)
Radiators (3 products)
Seat Brackets & Frames (2 products)
Shifter Bushings (11 products)
Shifters (3 products)
Shock Mounts & Camber Plates (3 products)
Shocks and Struts (6 products)
Spark Plugs (2 products)
Strut Bars (5 products)
Suspension Arms & Components (5 products)
Suspension Controllers (2 products)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (8 products)
Sway Bars (7 products)
Timing Belts + Components (7 products)
Tow Hooks (2 products)
Transmission Mounts (5 products)
Turbine Housings (4 products)
Turbo Heat Management (1 product)
Turbo Inlets (2 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 product)
Turbochargers (8 products)
Wastegate + Accessories (4 products)
Wheel Spacers & Adapters (5 products)
Wheels (289 products)
Wheels - Cast (177 products)

Brand (0)

Brand

Color (0)

Color

Amber yellow (1 product)
Black (75 products)
Blue (32 products)
Bronze (57 products)
Gold (6 products)
Green (3 products)
Grey (1 product)
Gunmetal (31 products)
Pure white (1 product)
Red (6 products)
Silver (41 products)
White (56 products)

Amber yellow (1 product)
Black (75 products)
Blue (32 products)
Bronze (57 products)
Gold (6 products)
Green (3 products)
Grey (1 product)
Gunmetal (31 products)
Pure white (1 product)
Red (6 products)
Silver (41 products)
White (56 products)

Price

The highest price is $18,199.99

$

From

To

Availability (0)

Availability

In stock (959 products)
Out of stock (112 products)

In stock (959 products)
Out of stock (112 products)

Sort by:

Filter and sort Filter

Filter and sort

Filter

1071 products

Product type

Air Boxes (1 products)
Air Intake + Accessories (8 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 products)
Axle Back (1 products)
Battery Tiedowns (5 products)
Belts - Timing, Accessory (1 products)
Big Brake Kits (1 products)
Boost Controllers + Accessories (3 products)
BOV and BPV (16 products)
Brackets (3 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (3 products)
Brake Line Kits (4 products)
Brake Pads (29 products)
Brake Rotors (51 products)
Brake Shoes (1 products)
Bushing Kits (23 products)
Cabin Air Filters (1 products)
Camber Kits (1 products)
Camshafts (1 products)
Cat Back Exhaust (17 products)
Clutch Discs (4 products)
Clutch Kits - Multi (6 products)
Clutch Kits - Single (14 products)
Coilovers + Accessories (6 products)
Control Arms (4 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (2 products)
Diff Mounts + Braces + Bushings (4 products)
Dipsticks (5 products)
ECU Tunes (4 products)
Engine Covers (4 products)
Engine Gaskets + Sets (1 products)
Engine Long Block (5 products)
Engine Mounts (26 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (5 products)
Exhaust Gaskets (4 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (5 products)
Exterior Trim (4 products)
Fans & Shrouds (2 products)
Flanges (2 products)
Flywheels (3 products)
Fuel Injectors + Accessories (5 products)
Fuel Lines (61 products)
Fuel Pressure Regulators + Accessories (1 products)
Fuel Pumps + Hangers (5 products)
Fuel Rails (8 products)
Hardware (5 products)
Hoses (4 products)
Intercoolers + Accessories (11 products)
LED (2 products)
License Plate Relocation (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Manual Transmission Synchro Assembly (2 products)
Mud Flaps (9 products)
Multi-Purpose Light Bulb (2 products)
Oil Caps (5 products)
Oil Coolers (4 products)
Oil Filters (1 products)
Oil Pan + Baffles + Gaskets (6 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 products)
Pressure Plates (2 products)
Pulleys - Crank, Underdrive (5 products)
Radiator Caps (4 products)
Radiator Hoses (2 products)
Radiator Shrouds (5 products)
Radiator Stays (2 products)
Radiators (3 products)
Seat Brackets & Frames (2 products)
Shifter Bushings (11 products)
Shifters (3 products)
Shock Mounts & Camber Plates (3 products)
Shocks and Struts (6 products)
Spark Plugs (2 products)
Strut Bars (5 products)
Suspension Arms & Components (5 products)
Suspension Controllers (2 products)
Sway Bar Bushings (2 products)
Sway Bar Endlinks (8 products)
Sway Bars (7 products)
Timing Belts + Components (7 products)
Tow Hooks (2 products)
Transmission Mounts (5 products)
Turbine Housings (4 products)
Turbo Heat Management (1 products)
Turbo Inlets (2 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 products)
Turbochargers (8 products)
Wastegate + Accessories (4 products)
Wheel Spacers & Adapters (5 products)
Wheels (289 products)
Wheels - Cast (177 products)

Clear

Brand

Clear

Color

Amber yellow (1 products)
Black (75 products)
Blue (32 products)
Bronze (57 products)
Gold (6 products)
Green (3 products)
Grey (1 products)
Gunmetal (31 products)
Pure white (1 products)
Red (6 products)
Silver (41 products)
White (56 products)

Clear

Price

The highest price is $18,199.99

$

From

$

To

Clear

Availability

In stock (959 products)
Out of stock (112 products)

Clear

Sort by:

Remove all

1071 products

BLOX Racing Rear Lower Control Arms - Blue (2013+ Subaru BRZ/Toyota 86 / 2008+ Subaru WRX/STI)

Sale

BLOX Racing Rear Lower Control Arms - Blue (2013+ Subaru BRZ/Toyota 86 / 2008+ Subaru WRX/STI)

Regular price $332.00 USD

Regular price ~~$415.00 USD~~ Sale price $332.00 USD
Unit price per

Sale
BLOX Racing Rear Lower Control Arms - Red (2013+ Subaru BRZ/Toyota 86 / 2008+ Subaru WRX/STI)

Sale

BLOX Racing Rear Lower Control Arms - Red (2013+ Subaru BRZ/Toyota 86 / 2008+ Subaru WRX/STI)

Regular price $332.00 USD

Regular price ~~$415.00 USD~~ Sale price $332.00 USD
Unit price per

Sale
DBA 04-17 Subaru STI SP500 Front Brake Pads

Sale

DBA 04-17 Subaru STI SP500 Front Brake Pads

Regular price $142.00 USD

Regular price ~~$167.82 USD~~ Sale price $142.00 USD
Unit price per

Sale
DBA 04-17 Subaru STI XP650 Front Brake Pads

Sale

DBA 04-17 Subaru STI XP650 Front Brake Pads

Regular price $161.36 USD

Regular price ~~$190.70 USD~~ Sale price $161.36 USD
Unit price per

Sale
DeatschWerks Subaru 02-14 WRX / 07-21 STI / LGT Bosch EV14 1200cc Injectors (Set of 4)

DeatschWerks Subaru 02-14 WRX / 07-21 STI / LGT Bosch EV14 1200cc Injectors (Set of 4)

Regular price $569.00 USD

Regular price Sale price $569.00 USD
Unit price per
DeatschWerks 02-14 WRX / 07-15 STi / 07-12 LGT EJ20/EJ25 650cc Top Feed Injectors - Set of 4

DeatschWerks 02-14 WRX / 07-15 STi / 07-12 LGT EJ20/EJ25 650cc Top Feed Injectors - Set of 4

Regular price $399.00 USD

Regular price Sale price $399.00 USD
Unit price per
DeatschWerks 02-14 WRX / 07-15 STi / 07-14 LGT Bosch EV14 750cc Injectors

DeatschWerks 02-14 WRX / 07-15 STi / 07-14 LGT Bosch EV14 750cc Injectors

Regular price $439.00 USD

Regular price Sale price $439.00 USD
Unit price per
DeatschWerks 02-14 WRX EJ 565cc Top Feed Injectors

DeatschWerks 02-14 WRX EJ 565cc Top Feed Injectors

Regular price $379.00 USD

Regular price Sale price $379.00 USD
Unit price per
DeatschWerks Subaru 02-14 WRX/ 07-14 STI and Legacy GT Top Feed Fuel Rails

DeatschWerks Subaru 02-14 WRX/ 07-14 STI and Legacy GT Top Feed Fuel Rails

Regular price $199.00 USD

Regular price Sale price $199.00 USD
Unit price per
DeatschWerks Subaru 02-14 WRX / 07-21 STI / LGT Top Feed Fuel Rail Upgrade Kit w/ 1000cc Injectors

DeatschWerks Subaru 02-14 WRX / 07-21 STI / LGT Top Feed Fuel Rail Upgrade Kit w/ 1000cc Injectors

Regular price $619.00 USD

Regular price Sale price $619.00 USD
Unit price per
DeatschWerks Subaru 08-21+ WRX / 08-21 STI / LGT X2 Series Fuel Pump Module w/ Dual DW300 Pumps

DeatschWerks Subaru 08-21+ WRX / 08-21 STI / LGT X2 Series Fuel Pump Module w/ Dual DW300 Pumps

Regular price $659.00 USD

Regular price Sale price $659.00 USD
Unit price per
DeatschWerks Subaru 08-24+ WRX / 08-21 STI / LGT DW440 440lph Brushless Fuel Pump Single/Dual Controller w/ Install Kit

DeatschWerks Subaru 08-24+ WRX / 08-21 STI / LGT DW440 440lph Brushless Fuel Pump Single/Dual Controller w/ Install Kit

Regular price $529.00 USD

Regular price Sale price $529.00 USD
Unit price per
Eibach Anti-Roll Bar Kit (Front & Rear) for 2015 Subaru WRX STI 2.5L Turbo

Sale

Eibach Anti-Roll Bar Kit (Front & Rear) for 2015 Subaru WRX STI 2.5L Turbo

Regular price $540.00 USD

Regular price ~~$600.00 USD~~ Sale price $540.00 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI EJ255 Push-Type Stage 1 Organic Clutch

Sale

Exedy Subaru 06-14 WRX / 04-21 STI EJ255 Push-Type Stage 1 Organic Clutch

Regular price $485.52 USD

Regular price ~~$571.21 USD~~ Sale price $485.52 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI H4 Stage 2 Cerametallic Clutch Thick Disc

Sale

Exedy Subaru 06-14 WRX / 04-21 STI H4 Stage 2 Cerametallic Clutch Thick Disc

Regular price $930.50 USD

Regular price ~~$1,094.73 USD~~ Sale price $930.50 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI Stage 1 Replacement Organic Clutch Disc (For 15803HD)

Sale

Exedy Subaru 06-14 WRX / 04-21 STI Stage 1 Replacement Organic Clutch Disc (For 15803HD)

Regular price $253.85 USD

Regular price ~~$298.65 USD~~ Sale price $253.85 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Single Clutch Sprung Center Disc Pull Type

Sale

Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Single Clutch Sprung Center Disc Pull Type

Regular price $1,198.49 USD

Regular price ~~$1,410.02 USD~~ Sale price $1,198.49 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Twin Cerametallic Clutch Sprung Center Disc Pull

Sale

Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Twin Cerametallic Clutch Sprung Center Disc Pull

Regular price $1,982.49 USD

Regular price ~~$2,332.40 USD~~ Sale price $1,982.49 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI EJ255/EJ257 2.5L Twin-Organic Clutch Kit

Sale

Exedy Subaru 06-14 WRX / 04-21 STI EJ255/EJ257 2.5L Twin-Organic Clutch Kit

Regular price $1,768.26 USD

Regular price ~~$2,080.36 USD~~ Sale price $1,768.26 USD
Unit price per

Sale
Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Triple Cerametallic Clutch Rigid Disc Pull Type

Sale

Exedy Subaru 06-14 WRX / 04-21 STI H4 Hyper Triple Cerametallic Clutch Rigid Disc Pull Type

Regular price $2,843.90 USD

Regular price ~~$3,345.85 USD~~ Sale price $2,843.90 USD
Unit price per

Sale
Exedy 04-21 Subaru STI / 03-15 Lancer Evo R2 Hyper Multi Pressure Plate

Sale

Exedy 04-21 Subaru STI / 03-15 Lancer Evo R2 Hyper Multi Pressure Plate

Regular price $360.25 USD

Regular price ~~$423.83 USD~~ Sale price $360.25 USD
Unit price per

Sale
Perrin 15+ Subaru WRX/STi Bracket for Hella Horns

Sale

Perrin 15+ Subaru WRX/STi Bracket for Hella Horns

Regular price $42.00 USD

Regular price ~~$56.00 USD~~ Sale price $42.00 USD
Unit price per

Sale
GFB Subaru 08-21 WRX / 08-21 STi / FXT / LGT 3 pc Underdrive/Non-Underdrive Pulley Kit

Sale

GFB Subaru 08-21 WRX / 08-21 STi / FXT / LGT 3 pc Underdrive/Non-Underdrive Pulley Kit

Regular price $328.50 USD

Regular price ~~$365.00 USD~~ Sale price $328.50 USD
Unit price per

Sale
GFB Subaru 04-21 STI Short Shifter Kit

Sale

GFB Subaru 04-21 STI Short Shifter Kit

Regular price $292.50 USD

Regular price ~~$325.00 USD~~ Sale price $292.50 USD
Unit price per

Sale

1
2
3
4
5
…
45

Contact Us

sales@circuitdemon.com

585-420-6920

640 East Main Street

Palmyra, NY 14522

Open Monday through Friday 9am-5pm

Menu

The New Circuit Demon
Shop
Blog
Contact Us
FAQ's

Share your email to be the first to know about exclusive offers, behind the scenes footage, and new product alerts.

Email

Facebook
Instagram
YouTube
TikTok

Country/region

Country/region

© 2025, Circuit Demon Powered by Shopify

Refund policy
Privacy policy
Terms of service
Shipping policy
Contact information

Choosing a selection results in a full page refresh.
Opens in a new window.

Search