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Subaru WRX STI Electronics
178 parts · fits 2002–2021 · compared across 375+ retailers · page 3 of 4
Ignition Coil EJ25 MY04-10
USD 109.58
RalliSpec
Ignition Coil EJ25 MY11-21
USD 82.60
RalliSpec
JUN Sport Computer for 2007-14 Subaru WRX STi [GRB]
USD 1275.00
Bulletproof Automotive
Kartboy 02-14 Subaru WRX/04-21 Subaru WRX STi/EJ Models Alternator Cover - Black Anodized
USD 100.00
Graveyard Performance
Kartboy 02-14 Subaru WRX/04-21 Subaru WRX STi/EJ Models Alternator Cover - Black Anodized
USD 100.00
Black Ops Autoworks
Kartboy Alternator Cover Black Most Subaru EJ Models
USD 100.00
Subimods
Kartboy Battery Tie Down Most Subaru Models
USD 45.00
Subimods
Knock Sensor MY02-05
USD 120.06
RalliSpec
Knock Sensor MY06-21
USD 113.55
RalliSpec
Knock Sensor V8-9
USD 114.70
RalliSpec
Link ECU Subaru WRX & STI V11 Impreza WRX & STI (MY07-11, GR/GV/GH/GE chassis) Engine management
USD 2068.00
Speeding Parts
Link PlugIn ECU 07-10 WRX and STI WRXLink WRX11X V11
USD 2175.00
Outfront Motorsports
Link PlugIn G4X ECU 11-14 WRX and 15-21 STI WRXLink WRX11X V11 Plug and Play
USD 2175.00
Outfront Motorsports
Link Plug-in G4X ECU - MY08+
USD 2075.00
RalliSpec
Link Plug-in G4X ECU - Subaru GD
USD 2075.00
RalliSpec
Link Plugin Standalone ECU WRXLink "USDM WRX11X" 2011-2014 WRX / 2011-2021 STI
USD 2075.00
Subimods
Link Plugin Standalone ECU WRXLink "WRX11X" 2008-2010 WRX / 2008-2010 STI
USD 2075.00
Subimods
MeLe Design Firm Group 35 Heavy Duty Battery Tie Down Most Late Model Subaru Models
USD 90.00
Subimods
MeLe Design Firm Group 35 Heavy Duty Battery Tie Down Most Pre 2005 Subaru Models
USD 90.00
Subimods
Mishimoto 04-10 Subaru WRX/STI Ignition Coil
USD 62.95
Black Ops Autoworks
Mishimoto 04-10 Subaru WRX/STI Ignition Coil
USD 62.95
HPT Autosport
Mishimoto 04-10 Subaru WRX/STI Ignition Coil - 4-Pack
USD 205.95
HPT Autosport
Mishimoto 04-10 Subaru WRX/STI Ignition Coil - 4-Pack
USD 205.95
Black Ops Autoworks
Mishimoto 2011+ Subaru WRX / STI Ignition Coil Set of 4
USD 214.95
HPT Autosport
Mishimoto 2011+ Subaru WRX STI Single Ignition Coil
USD 64.95
HPT Autosport
Mishimoto Battery Tie Down Black Most Subaru Models
USD 62.95
Subimods
Mishimoto Ignition Coil Set 2011-2021 STI / 2012-2014 WRX / 2011-2012 Impreza / 2011-2013 Forester / 2010 Outback / 2010 Legacy
USD 214.95
Subimods
Mishimoto Subaru CNC Battery Tie-Down - Black
USD 62.95
HPT Autosport
Mishimoto Subaru CNC Battery Tie-Down - Red
USD 62.95
HPT Autosport
Molded Innovations Carbon Fiber Push Start Button Overlay Black Most Subaru Models w/ Push to Start Function
USD 35.00
Subimods
Molded Innovations Carbon Fiber Push Start Button Overlay Red Most Subaru Models w/ Push to Start Function
USD 35.00
Subimods
NGK Iridium IX Spark Plug Box of 4 (LFR6AIX)
USD 30.99
HPT Autosport
NGK Iridium IX Spark Plug Set
USD 38.00
RalliSpec
NGK Laser Iridium Evo 9 Stock Heat Spark Plugs Box of 4 (ILFR7H)
USD 47.99
HPT Autosport
NGK Laser Iridium Long Life Spark Plug Box of 4 (SILFR6A)
USD 50.99
HPT Autosport
NGK Laser Iridium Long Life Stock Heat Spark Plug (Box of 4)
USD 47.99
HPT Autosport
NGK Laser Iridium Spark Plug Set EJ255/EJ257 GDB
USD 60.00
RalliSpec
NGK Ruthenium HX Spark Plug - Box of 4 (LFR6BHX)
USD 43.99
HPT Autosport
Okada Projects Plasma Spark Plug Boots Subaru Forester XT SG5 2.5L EJ25 04-08
USD 299.99
Vivid Racing
Okada Projects Plasma Spark Plug Boots Subaru Forester XT SG9 2.5L EJ25 04-08
USD 299.99
Vivid Racing
Okada Projects Plasma Spark Plug Boots Subaru WRX 2.5L EJ25 04-07
USD 299.99
Vivid Racing
OTL Street Series Ignition Coils EJ20-EJ25
USD 449.00
Outfront Motorsports
Overtake Battery Tie Down Black Subaru Models
USD 60.00
Subimods
PERRIN 02-07 Subaru WRX/STi/Impreza Hella Horn Bracket (Bracket ONLY)
USD 39.99
HPT Autosport
PERRIN 08-14 Subaru WRX/STI & 08-12 Impreza Hella Horn Bracket (Bracket ONLY)
USD 41.99
HPT Autosport
Platinum PRO Plug-in ECU Subaru GDB WRX MY01-05
USD 1750.00
Pidash's
Platinum PRO Plug-in ECU Subaru GDB WRX MY01-05
USD 1750.00
Pidash's
[PN: 238-4000] Link ECU WRXLink V11 - WRX11X
USD 2175.00
RAD Industries
[PN: 243-4000] Link ECU USDM WRXLink V11 - USDM WRX11X
USD 2175.00
RAD Industries
Rear Oxygen Sensor GRB
USD 83.72
RalliSpec
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Other Subaru WRX STI Categories
Engine
1150
Suspension
1131
Exterior
1082
Forced Induction
1021
Brakes
874
Drivetrain
368
Exhaust
345
Wheels & Tires
201
Intake
167
Fuel
158
Cooling
153
Interior
124
Other
4
Prices and availability come from the retailer and can change. Links go directly to the seller; some are affiliate links.
![JUN Sport Computer for 2007-14 Subaru WRX STi [GRB]](https://bulletproofautomotive.com/wp-content/uploads/2021/12/ecu_cz4a.jpg)
![[PN: 238-4000] Link ECU WRXLink V11 - WRX11X](https://cdn11.bigcommerce.com/s-gzvxujwotg/products/5689/images/16671/238-4000.0__16633.1722461040.500.750.jpg?c=2)
![[PN: 243-4000] Link ECU USDM WRXLink V11 - USDM WRX11X](https://cdn11.bigcommerce.com/s-gzvxujwotg/products/7436/images/21870/Screenshot_2025-11-05_at_2.12.14PM__85569.1762380794.500.750.png?c=2)
