Elite 2500 + Subaru Liberty/Legacy Gen 4 3.0R & GT Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru Liberty/Legacy Gen 4 3.0R (EZ30) & GT (EJ20) MY04/05 (JDM & Australian Delivered Only) INCLUDES: Elite 2500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play...

Elite 2500 + Subaru WRX MY06-10 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY06-10 STI MY06-07 2.5 Litre with DENSO ECU only. INCLUDES: Elite 2500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor...

Elite 2500 + Subaru WRX MY06-07 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY06-07 STI MY06-07 2.5 Litre with DENSO ECU only. INCLUDES: Elite 2500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor...

Elite 2500 + Subaru GDB WRX MY01-05 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru GDB WRX MY01-05 (All regions) & STI MY01-05 (JDM & Australian Delivered Only) EJ20 Non DBW with manual transmission only. INCLUDES: Elite 2500 ECU with DBW and Race Functions,...

Elite 1500 + Subaru WRX MY99-00 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY99-00 (Australian Delivered and JDM) Manual transmission only. INCLUDES: Elite 1500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1.5...

Elite 1500 + Subaru WRX MY97-98 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY97-98 (Australian Delivered and JDM) Manual transmission only. INCLUDES: Elite 1500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1.5...

Elite 1500 + Subaru WRX MY93-96 & Liberty RS Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY93-96 & Liberty RS Manual transmission only. INCLUDES: Elite 1500 ECU with DBW and Race Functions, injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor...

Platinum PRO Plug-in ECU Subaru GDB WRX MY01-05

SUITS: Subaru WRX (GDB MY01-05), STI (MY01-05 JDM & Aust Only) EJ20 Non DBW. Manual transmission only. INCLUDES: Platinum PRO Direct Plug-in ECU, Plug and pins for auxiliary I/O harness. Haltech CAN adaptor cable DTM-4 female receptacle/socket to 8...

RADIUM ENGINEERING FUEL PUMP HANGER, EARLY SUBARU/SAAB 9-2X

Click here to download installation instructions (PDF) The Radium fuel pump hanger allows the use of 1 or 2 aftermarket high-flow fuel pumps and is compatible with the following models:  93-07 Subaru Impreza (including WRX & STi)97-08...

Dual Port Injection Kit, Subaru EJ

Click here to download installation instructions (PDF) STOP! WARNING! THIS PRODUCT HAS LEGAL RESTRICTIONS. READ THIS BEFORE INSTALLING! THIS IS A RACE ONLY PRODUCT MANUFACTURED AND SOLD FOR INSTALLATION ON VEHICLES DESIGNED TO BE USED SOLELY FOR...

RADIUM ENGINEERING FUEL HANGER, FR-S/BRZ/86 (WALBRO PUMPS)

Click here to download installation instructions (PDF) COMPATIBILITY12-21 Toyota 8612-20 Subaru BRZ12-16 Scion FR-S OVERVIEWThe new Radium Engineering fuel pump hanger has been redesigned for improved fuel collection and for ease of installation. It...

Fuel Pump Hanger Late Suabru

Click here to download installation instructions (PDF) COMPATIBILITY 08-14 Subaru Impreza (all)08-14 Subaru Forester (all)05-09 Subaru Legacy (all)05-09 Subaru Outback (all)15-21 Subaru STi 14-18 Subaru Forester XT15-21 Subaru WRXThe 2 vehicles listed...

Elite 2500 Subaru Liberty/Legacy Gen 4 3.0R and GT Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru Liberty/Legacy Gen 4 3.0R (EZ30) & GT (EJ20) MY04/05 (JDM & Australian Delivered Only) INCLUDES: Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor with...

Elite 2500 Subaru WRX MY06-10 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY06-10 (Australian Domestic Market only). STI MY06-07 2.5 Litre with DENSO ECU only. INCLUDES: Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor with...

Elite 2000/2500 Subaru GDB WRX MY01-05 Plug 'n' Play Adaptor Harness Kit

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru GDB WRX MY01-05 (All regions) & STI MY01-05 (JDM & Australian Delivered Only) EJ20 Non DBW with manual transmission only. INCLUDES: Injection molded plastic plug 'n' play adaptor...

Elite 1000/1500 Subaru WRX MY99-00 Plug 'n' Play Adaptor Harness

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY99-00 (Australian Delivered and JDM) Manual transmission only. INCLUDES: Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor with matching plug and pins,...

Elite 1000/1500 Subaru WRX MY97-98 Plug 'n' Play Adaptor Harness

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY97-98 (Australian Delivered and JDM) Manual transmission only. INCLUDES: Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor with matching plug and pins,...

Elite 1000/1500 Subaru WRX MY93-96 & Liberty RS Plug 'n' Play Adaptor Harness

SUITS: Plug 'n' Play replacement of the factory ECU for Subaru WRX MY93-96 & Liberty RS Manual transmission only. INCLUDES: Injection molded plastic plug 'n' play adaptor harness, M14 x 1.5 air temp sensor with matching plug and pins, auxiliary I/O...

RADIUM ENGINEERING AIR OIL SEPARATOR-RETURN (AOS-R) KIT, FR-S/BRZ/86

Click here to download installation instructions (PDF) COMPATIBILITY12-21 Toyota 8612-20 Subaru BRZ12-16 Scion FR-S High-powered modified 4U-GSE and FA20A engines tend to generate excessive blow-by oil and gasses. In these cases, an ordinary small...

RADIUM ENGINEERING Air Oil Separator (AOS-R) Kit, Subaru 02-21

Click here to download installation instructions (PDF) High-powered modified Subaru engines tend to generate excessive blow-by oil and gasses. In these cases, an ordinary small catch can may quickly fill with oil and not be adequate. Like the...

RADIUM ENGINEERING DUAL CATCH CAN KIT, 02-21 SUBARU EJ TURBO

Click here to download installation instructions (PDF) An oil catch can is essential for engine protection from elevated levels of crankcase blow-by oil that accumulate during aggressive driving. Excess oil saturated air circulating back into the air...

RADIUM ENGINEERING SUBARU EJ FUEL RAIL PLUMBING KITS

Click here to download installation instructions (PDF) These plumbing kits are designed to compliment Radium Engineering Subaru EJ fuel rail installations. Both kits interface with the factory feed and return hard lines in the engine bay (near the LH...

RADIUM ENGINEERING FPR Kit, 08+ Subaru STi

Click here to download installation instructions (PDF) This kit is designed for use in the USDM 2008-2019 Subaru WRX STi (EJ257 only) and replaces the OEM fuel pressure regulator and damper assembly, shown below. The factory STi fuel line routing...

RADIUM ENGINEERING FUEL RAILS, TOP FEED CONVERSION, SUBARU EJ

Click here to download installation instructions (PDF) Download discontinued 20-0168-02 and 20-0335-02 fuel rail instructions (PDF) PORTS AND FITTINGS The fuel rail ports are tapped for 8AN ORB. Appropriate fittings must be selected based on...

RADIUM ENGINEERING CATCH CAN KIT, FR-S/BRZ/86

Click here to download installation instructions (PDF) CLICK HERE to watch an independent installation videoCOMPATIBILITY12-21 Toyota 8612-20 Subaru BRZ12-16 Scion FR-S An oil catch can is essential to protect the engine from elevated levels of...

RADIUM ENGINEERING FUEL RAILS, TOP FEED UPGRADE, SUBARU EJ

Click here to download installation instructions (PDF) Download discontinued 20-0467-02 fuel rail instructions (PDF) PORTS AND FITTINGSThe fuel rail ports are tapped for 8AN ORB.   Appropriate fittings must be selected based on the...

RADIUM ENGINEERING FUEL RAILS, FR-S/BRZ/86

Click here to download installation instructions (PDF)   PORTS AND FITTINGS The fuel rail end ports are tapped for 8AN ORB and the center port is tapped for 6AN ORB. Appropriate fittings must be selected based on the specific application...

RADIUM ENGINEERING MASTER CYLINDER BRACE, EARLY SUBARU/SAAB 9-2X

Click here to download installation instructions (PDF) This Radium Engineering master cylinder brace is compatible with the following left hand drive (LHD) vehicles: 93-97 Subaru Impreza (ABS models only)99-01 Subaru Impreza (ABS models only)02-07 Subaru...

RADIUM ENGINEERING MASTER CYLINDER BRACE, FR-S/BRZ/86

Click here to download installation instructions (PDF)   COMPATIBILITY12-21 Toyota 86 (LHD ONLY)12-20 Subaru BRZ (LHD ONLY)12-16 Scion FR-S (LHD ONLY)The Radium Engineering brake master cylinder brace installs on the LH strut tower and...

RADIUM ENGINEERING ECU MOUNT KIT, FR-S/BRZ/86

Click here to download installation instructions (PDF) COMPATIBILITY12-21 Toyota 8612-20 Subaru BRZ12-16 Scion FR-SThis aluminum ECU bracket replaces the heavy MIG welded steel mount. It permits easier access to the RH side of the engine complimenting...

RADIUM ENGINEERING Fuel Rail Adapter, Ver8/9 EJ207, 2.5i EJ253

Click here to download installation instructions (PDF)   The Subaru Impreza 2.5i (EJ253) and JDM Ver8/9 (EJ207) STi intake manifolds are great solutions for eliminating the tumble generator valves on modified engines. These Radium Engineering...

FLANGE FOR DENSO MAF SENSOR

Weld-on CNC machined mass air flow flange for a Denso air meter. Perfect for those designing their own custom inlet pipes. Machined radius is designed to be used with a 2.75" outside diameter aluminum pipe. However, this flange can be easily modified to...

RADIUM ENGINEERING CRUISE CONTROL RELOCATION BRACKET, 02-05 SUBARU

Click here to download installation instructions (PDF) Applicable models:2002+ Subaru Impreza and Forester models that utilize a cable-actuated throttle.This Radium part replaces the large OEM cruise control mounting bracket and relocates the module...

RADIATOR CAPS

The radiator cap is an essential part of an upgraded cooling system. Radium caps are engineered to safely improve cooling efficiency by managing the boiling temperature. A higher radiator pressure effectively raises the coolant boiling point, providing...