Skip to content

TUNING
SERVICE
APPAREL
AUDI
BMW
- M2
  - G87
- M3
  - G Series
  - F Series
- M4
  - G Series
  - F Series
- M240i
  - G42
  - F22
- M340i
  - G20
- M440i
  - G22
LAMBORGHINI
- Huracan (all)
- Urus
MITSUBISHI
- LANCER EVO
NISSAN
- R35 GT-R
- R32 GT-R
- R33 GT-R
- R34 GT-R
SUBARU
- WRX
  - 2022+
  - 2015-2021
  - 2011-2014
  - 2008-2010
  - 2006-2007
  - 2004-2005
  - 2002-2003
- STI
  - 2018-2021
  - 2015-2017
  - 2011-2014
  - 2008-2010
  - 2007
  - 2006
  - 2005
  - 2004
- BRZ
  - 2022+
  - 2012-2020
- FORESTER XT
- LEGACY GT
- OUTBACK XT
  - 2008-2009
  - 2005-2007
TOYOTA
- GR COROLLA
  - 2023+
- GR SUPRA
  - 2020+
- GR86
  - 2022+
- 86
  - 2012-2020
WHEELS/TIRES
- Wheels
  - By Brand
    - Volk
    - Work
    - Gram Lights
    - Enkei
    - Kansei
  - 5x114.3
  - 5x100
- Tires
- Lug Nuts
  - M12x1.25
  - M12x1.5
- Wheel Accessories
LIGHTING
UNIVERSAL

Country/region

Country/region

Facebook
Instagram
TikTok
YouTube

TUNING
SERVICE
APPAREL
AUDI
BMW
- M2
  - G87
- M3
  - G Series
  - F Series
- M4
  - G Series
  - F Series
- M240i
  - G42
  - F22
- M340i
  - G20
- M440i
  - G22
LAMBORGHINI
- Huracan (all)
- Urus
MITSUBISHI
- LANCER EVO
NISSAN
- R35 GT-R
- R32 GT-R
- R33 GT-R
- R34 GT-R
SUBARU
- WRX
  - 2022+
  - 2015-2021
  - 2011-2014
  - 2008-2010
  - 2006-2007
  - 2004-2005
  - 2002-2003
- STI
  - 2018-2021
  - 2015-2017
  - 2011-2014
  - 2008-2010
  - 2007
  - 2006
  - 2005
  - 2004
- BRZ
  - 2022+
  - 2012-2020
- FORESTER XT
- LEGACY GT
- OUTBACK XT
  - 2008-2009
  - 2005-2007
TOYOTA
- GR COROLLA
  - 2023+
- GR SUPRA
  - 2020+
- GR86
  - 2022+
- 86
  - 2012-2020
WHEELS/TIRES
- Wheels
  - By Brand
    - Volk
    - Work
    - Gram Lights
    - Enkei
    - Kansei
  - 5x114.3
  - 5x100
- Tires
- Lug Nuts
  - M12x1.25
  - M12x1.5
- Wheel Accessories
LIGHTING
UNIVERSAL

Search

Item added to your cart

View cart

Collection: 2008-2010 STI

Sort by:

1354 products

Filter:

Product type (0)

Product type

Air Boxes (4 products)
Air Filters - Drop In (2 products)
Air Intake + Accessories (15 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 product)
Battery Tiedowns (9 products)
Belts - Timing, Accessory (3 products)
Boost Controllers + Accessories (5 products)
BOV and BPV (32 products)
Brackets (2 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (2 products)
Brake Line Kits (3 products)
Brake Pads (54 products)
Brake Rotors (72 products)
Bushing Kits (29 products)
Camber Kits (4 products)
Camshafts (3 products)
Cat Back Exhaust (15 products)
Chassis Bracing (7 products)
Clutch Discs (7 products)
Clutch Kits - Multi (8 products)
Clutch Kits - Single (23 products)
Coilovers + Accessories (2 products)
Control Arms (6 products)
Coolant Reservoirs (5 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (3 products)
Diff Mounts + Braces + Bushings (10 products)
Dipsticks (9 products)
Downpipes (4 products)
ECU Tunes (4 products)
Engine Covers (8 products)
Engine Gaskets + Sets (1 product)
Engine Long Block (5 products)
Engine Mounts (29 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (3 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (6 products)
Exterior Trim (6 products)
Fittings (3 products)
Flanges (3 products)
Floor Mats (1 product)
Flywheels (6 products)
Fuel Injectors + Accessories (7 products)
Fuel Lines (91 products)
Fuel Pressure Regulators + Accessories (5 products)
Fuel Pumps + Hangers (12 products)
Fuel Rails (10 products)
Gauge Components (3 products)
Hardware (5 products)
Heat Shields (4 products)
HID (2 products)
Hoods + Accessories (1 product)
Hoses (5 products)
Intercoolers + Accessories (21 products)
LED (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Mud Flaps (5 products)
Oil Caps (9 products)
Oil Catch Can (3 products)
Oil Coolers (3 products)
Oil Pan + Baffles + Gaskets (9 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 product)
Piston Rings (4 products)
Power Packages (10 products)
Programmers + Accessories (1 product)
Pulleys - Crank, Underdrive (10 products)
Radiator Caps (6 products)
Radiator Shrouds (6 products)
Radiator Stays (5 products)
Radiators (3 products)
Shift Knobs (6 products)
Shifter Bushings (9 products)
Shifters (4 products)
Shock Mounts & Camber Plates (4 products)
Spark Plugs (3 products)
Strut Bars (7 products)
Super Core Assemblies (4 products)
Suspension Arms & Components (5 products)
Sway Bar Endlinks (10 products)
Sway Bars (19 products)
Tail Lights (4 products)
Throttle Bodies + Accessories (1 product)
Timing Belts + Components (7 products)
Tow Hooks (3 products)
Transmission Mounts (5 products)
Turbine Housings (6 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 product)
Wastegate + Accessories (9 products)
Water Meth (2 products)
Wheel Spacers & Adapters (13 products)
Wheels (289 products)
Wheels - Cast (189 products)

Air Boxes (4 products)
Air Filters - Drop In (2 products)
Air Intake + Accessories (15 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 product)
Battery Tiedowns (9 products)
Belts - Timing, Accessory (3 products)
Boost Controllers + Accessories (5 products)
BOV and BPV (32 products)
Brackets (2 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (2 products)
Brake Line Kits (3 products)
Brake Pads (54 products)
Brake Rotors (72 products)
Bushing Kits (29 products)
Camber Kits (4 products)
Camshafts (3 products)
Cat Back Exhaust (15 products)
Chassis Bracing (7 products)
Clutch Discs (7 products)
Clutch Kits - Multi (8 products)
Clutch Kits - Single (23 products)
Coilovers + Accessories (2 products)
Control Arms (6 products)
Coolant Reservoirs (5 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (3 products)
Diff Mounts + Braces + Bushings (10 products)
Dipsticks (9 products)
Downpipes (4 products)
ECU Tunes (4 products)
Engine Covers (8 products)
Engine Gaskets + Sets (1 product)
Engine Long Block (5 products)
Engine Mounts (29 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (3 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (6 products)
Exterior Trim (6 products)
Fittings (3 products)
Flanges (3 products)
Floor Mats (1 product)
Flywheels (6 products)
Fuel Injectors + Accessories (7 products)
Fuel Lines (91 products)
Fuel Pressure Regulators + Accessories (5 products)
Fuel Pumps + Hangers (12 products)
Fuel Rails (10 products)
Gauge Components (3 products)
Hardware (5 products)
Heat Shields (4 products)
HID (2 products)
Hoods + Accessories (1 product)
Hoses (5 products)
Intercoolers + Accessories (21 products)
LED (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Mud Flaps (5 products)
Oil Caps (9 products)
Oil Catch Can (3 products)
Oil Coolers (3 products)
Oil Pan + Baffles + Gaskets (9 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 product)
Piston Rings (4 products)
Power Packages (10 products)
Programmers + Accessories (1 product)
Pulleys - Crank, Underdrive (10 products)
Radiator Caps (6 products)
Radiator Shrouds (6 products)
Radiator Stays (5 products)
Radiators (3 products)
Shift Knobs (6 products)
Shifter Bushings (9 products)
Shifters (4 products)
Shock Mounts & Camber Plates (4 products)
Spark Plugs (3 products)
Strut Bars (7 products)
Super Core Assemblies (4 products)
Suspension Arms & Components (5 products)
Sway Bar Endlinks (10 products)
Sway Bars (19 products)
Tail Lights (4 products)
Throttle Bodies + Accessories (1 product)
Timing Belts + Components (7 products)
Tow Hooks (3 products)
Transmission Mounts (5 products)
Turbine Housings (6 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 product)
Wastegate + Accessories (9 products)
Water Meth (2 products)
Wheel Spacers & Adapters (13 products)
Wheels (289 products)
Wheels - Cast (189 products)

Brand (0)

Brand

Color (0)

Color

Black (76 products)
Blue (39 products)
Bronze (60 products)
Cool White (1 product)
Gold (6 products)
Green (3 products)
Grey (1 product)
Gunmetal (31 products)
Red (7 products)
Silver (41 products)
White (56 products)

Black (76 products)
Blue (39 products)
Bronze (60 products)
Cool White (1 product)
Gold (6 products)
Green (3 products)
Grey (1 product)
Gunmetal (31 products)
Red (7 products)
Silver (41 products)
White (56 products)

Price

The highest price is $18,199.99

$

From

To

Availability (0)

Availability

In stock (1242 products)
Out of stock (112 products)

In stock (1242 products)
Out of stock (112 products)

Sort by:

Filter and sort Filter

Filter and sort

Filter

1354 products

Product type

Air Boxes (4 products)
Air Filters - Drop In (2 products)
Air Intake + Accessories (15 products)
Alternator Mount Kit (2 products)
Antennas + Accessories (1 products)
Battery Tiedowns (9 products)
Belts - Timing, Accessory (3 products)
Boost Controllers + Accessories (5 products)
BOV and BPV (32 products)
Brackets (2 products)
Brake Calipers + Rebuild (6 products)
Brake Hardware (2 products)
Brake Line Kits (3 products)
Brake Pads (54 products)
Brake Rotors (72 products)
Bushing Kits (29 products)
Camber Kits (4 products)
Camshafts (3 products)
Cat Back Exhaust (15 products)
Chassis Bracing (7 products)
Clutch Discs (7 products)
Clutch Kits - Multi (8 products)
Clutch Kits - Single (23 products)
Coilovers + Accessories (2 products)
Control Arms (6 products)
Coolant Reservoirs (5 products)
Cylinder Head + Sets (9 products)
Cylinder Head Gaskets (2 products)
Cylinder Head Studs + Bolts (3 products)
Diff Mounts + Braces + Bushings (10 products)
Dipsticks (9 products)
Downpipes (4 products)
ECU Tunes (4 products)
Engine Covers (8 products)
Engine Gaskets + Sets (1 products)
Engine Long Block (5 products)
Engine Mounts (29 products)
Engine Oil Change Kit (2 products)
Engine Short Block (7 products)
Exhaust Adapters (3 products)
Exhaust Hangers (2 products)
Exhaust Manifolds + Accessories (6 products)
Exterior Trim (6 products)
Fittings (3 products)
Flanges (3 products)
Floor Mats (1 products)
Flywheels (6 products)
Fuel Injectors + Accessories (7 products)
Fuel Lines (91 products)
Fuel Pressure Regulators + Accessories (5 products)
Fuel Pumps + Hangers (12 products)
Fuel Rails (10 products)
Gauge Components (3 products)
Hardware (5 products)
Heat Shields (4 products)
HID (2 products)
Hoods + Accessories (1 products)
Hoses (5 products)
Intercoolers + Accessories (21 products)
LED (3 products)
Lowering Springs (3 products)
Manual Transmission Mount (6 products)
Mud Flaps (5 products)
Oil Caps (9 products)
Oil Catch Can (3 products)
Oil Coolers (3 products)
Oil Pan + Baffles + Gaskets (9 products)
Oil Separators (5 products)
Oil Strainers + Gaskets (1 products)
Piston Rings (4 products)
Power Packages (10 products)
Programmers + Accessories (1 products)
Pulleys - Crank, Underdrive (10 products)
Radiator Caps (6 products)
Radiator Shrouds (6 products)
Radiator Stays (5 products)
Radiators (3 products)
Shift Knobs (6 products)
Shifter Bushings (9 products)
Shifters (4 products)
Shock Mounts & Camber Plates (4 products)
Spark Plugs (3 products)
Strut Bars (7 products)
Super Core Assemblies (4 products)
Suspension Arms & Components (5 products)
Sway Bar Endlinks (10 products)
Sway Bars (19 products)
Tail Lights (4 products)
Throttle Bodies + Accessories (1 products)
Timing Belts + Components (7 products)
Tow Hooks (3 products)
Transmission Mounts (5 products)
Turbine Housings (6 products)
Turbo Kits (2 products)
Turbo Oil Lines + Accessories (1 products)
Wastegate + Accessories (9 products)
Water Meth (2 products)
Wheel Spacers & Adapters (13 products)
Wheels (289 products)
Wheels - Cast (189 products)

Clear

Brand

Clear

Color

Black (76 products)
Blue (39 products)
Bronze (60 products)
Cool White (1 products)
Gold (6 products)
Green (3 products)
Grey (1 products)
Gunmetal (31 products)
Red (7 products)
Silver (41 products)
White (56 products)

Clear

Price

The highest price is $18,199.99

$

From

$

To

Clear

Availability

In stock (1242 products)
Out of stock (112 products)

Clear

Sort by:

Remove all

1354 products

Cobb 08-14 Subaru WRX/STI Coolant Overflow Tank

Cobb 08-14 Subaru WRX/STI Coolant Overflow Tank

Regular price $265.00 USD

Regular price Sale price $265.00 USD
Unit price per
Cobb 08-14 Subaru WRX/STI Front Mount Intercooler Core - Silver

Cobb 08-14 Subaru WRX/STI Front Mount Intercooler Core - Silver

Regular price $1,025.00 USD

Regular price Sale price $1,025.00 USD
Unit price per
Cobb 08-14 Subaru WRX/STI Airbox

Cobb 08-14 Subaru WRX/STI Airbox

Regular price $185.00 USD

Regular price Sale price $185.00 USD
Unit price per
Cobb 08-14 Subaru WRX / 08-21 STI 3-Port Boost Control Solenoid

Cobb 08-14 Subaru WRX / 08-21 STI 3-Port Boost Control Solenoid

Regular price $170.00 USD

Regular price Sale price $170.00 USD
Unit price per
Cobb 08-14 Subaru WRX STI Front Mount Intercooler Hot Pipes

Cobb 08-14 Subaru WRX STI Front Mount Intercooler Hot Pipes

Regular price $340.00 USD

Regular price Sale price $340.00 USD
Unit price per
Cobb 08-14 Subaru WRX STI Front Mount Intercooler Cold Pipes

Cobb 08-14 Subaru WRX STI Front Mount Intercooler Cold Pipes

Regular price $390.00 USD

Regular price Sale price $390.00 USD
Unit price per
Cobb 08-14 Subaru STi Front Mount Intercooler Kit - Black

Cobb 08-14 Subaru STi Front Mount Intercooler Kit - Black

Regular price $2,225.00 USD

Regular price Sale price $2,225.00 USD
Unit price per
Subaru 2008-2014 WRX / 2008-2014 STI / 2009-2013 FXT Stage 1+ BLUE Power Package w/V3

Subaru 2008-2014 WRX / 2008-2014 STI / 2009-2013 FXT Stage 1+ BLUE Power Package w/V3

Regular price $1,095.00 USD

Regular price Sale price $1,095.00 USD
Unit price per
Subaru 2008-2014 WRX / 2008-2014 STI / 2009-2013 FXT Stage 1+ BLACK Power Package w/V3

Subaru 2008-2014 WRX / 2008-2014 STI / 2009-2013 FXT Stage 1+ BLACK Power Package w/V3

Regular price $1,095.00 USD

Regular price Sale price $1,095.00 USD
Unit price per
Cobb 11-14 Subaru WRX Hatch / 08-14 STi Hatch 3in Titanium Cat-Back Exhaust

Cobb 11-14 Subaru WRX Hatch / 08-14 STi Hatch 3in Titanium Cat-Back Exhaust

Regular price $1,925.00 USD

Regular price Sale price $1,925.00 USD
Unit price per
Cobb 11-14 Subaru WRX Hatch / 08-14 STi Hatch 3in Catback Exhaust

Cobb 11-14 Subaru WRX Hatch / 08-14 STi Hatch 3in Catback Exhaust

Regular price $1,325.00 USD

Regular price Sale price $1,325.00 USD
Unit price per
Cobb Subaru 02-07 WRX / 04-08 FXT / 04-19 STi Turbo Heat Shield

Cobb Subaru 02-07 WRX / 04-08 FXT / 04-19 STi Turbo Heat Shield

Regular price $90.00 USD

Regular price Sale price $90.00 USD
Unit price per
Cobb 08-20 Subaru STI/08-14 Subaru WRX Redline Carbon Fiber Alternator Cover - Gloss Finish

Cobb 08-20 Subaru STI/08-14 Subaru WRX Redline Carbon Fiber Alternator Cover - Gloss Finish

Regular price $165.00 USD

Regular price Sale price $165.00 USD
Unit price per
Cobb 08-17 Subaru STi Fuel Rail Line Kit

Cobb 08-17 Subaru STi Fuel Rail Line Kit

Regular price $550.00 USD

Regular price Sale price $550.00 USD
Unit price per
Cobb 08-17 Subaru STi Fuel Rails

Cobb 08-17 Subaru STi Fuel Rails

Regular price $275.00 USD

Regular price Sale price $275.00 USD
Unit price per
Cobb 08-21 Subaru STI (Incl. 2018 Type RA) NexGen Flex Fuel Ethanol Sensor Kit

Cobb 08-21 Subaru STI (Incl. 2018 Type RA) NexGen Flex Fuel Ethanol Sensor Kit

Regular price $725.00 USD

Regular price Sale price $725.00 USD
Unit price per
Cobb Subaru 08-21 STI (Incl. 2018 Type RA) Fuel Pressure Sensor Kit

Cobb Subaru 08-21 STI (Incl. 2018 Type RA) Fuel Pressure Sensor Kit

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
Cobb 08-14 Subaru WRX / 08-21 STI High Flow E85 Capable Fuel Pump

Cobb 08-14 Subaru WRX / 08-21 STI High Flow E85 Capable Fuel Pump

Regular price $175.00 USD

Regular price Sale price $175.00 USD
Unit price per
Cobb 08-19 Subaru STI Fuel Pressure Regulator (for Fuel Rail Kit)

Cobb 08-19 Subaru STI Fuel Pressure Regulator (for Fuel Rail Kit)

Regular price $350.00 USD

Regular price Sale price $350.00 USD
Unit price per
Cobb 08-21 Subaru STi Fuel Pressure Regulator Kit

Cobb 08-21 Subaru STi Fuel Pressure Regulator Kit

Regular price $375.00 USD

Regular price Sale price $375.00 USD
Unit price per
K-NASTY Stage 1 OTS Maps 2008-2014 Subaru WRX/STI

K-NASTY Stage 1 OTS Maps 2008-2014 Subaru WRX/STI

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
ARP Subaru WRX EJ20 & EJ25 Block Bolts

ARP Subaru WRX EJ20 & EJ25 Block Bolts

Regular price $508.41 USD

Regular price Sale price $508.41 USD
Unit price per
ARP Subaru WRX EJ20 & EJ25 Head Stud Kit

ARP Subaru WRX EJ20 & EJ25 Head Stud Kit

Regular price $303.53 USD

Regular price Sale price $303.53 USD
Unit price per
AEM 340LPH 65mm Fuel Pump Kit w/ Mounting Hooks - Ethanol Compatible

Sale

AEM 340LPH 65mm Fuel Pump Kit w/ Mounting Hooks - Ethanol Compatible

Regular price $133.95 USD

Regular price ~~$150.95 USD~~ Sale price $133.95 USD
Unit price per

Sale

1
2
3
4
5
…
57

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.