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Products

RADIUM ENGINEERING INTERCOOLER COUPLER KIT LOTUS EXIGE-S 2ZZ-GE

These silicone couplers are 5-ply fiber reinforced for strength and come in 3 different sizes. Id...

These silicone couplers are 5-ply fiber reinforced for strength and come in 3 different sizes. Ideal for air intake systems and turbo intercooler piping. Available only in black. The 3" straight and 2.5" Straight are 3" long. The 3" to 2.75" reducing is 2.5" long. Dimensions are inside diameters. 

$95.45

RADIUM ENGINEERING REAR CLAMSHELL SHIM KIT LOTUS EXIGE 2ZZ-GE ALL 20-0055

This kit was designed to replace the factory Lotus Exige steel body shim spacers (shown below) wi...

This kit was designed to replace the factory Lotus Exige steel body shim spacers (shown below) with a permanently secured lightweight alternative. The factory Lotus shims can be a nuisance if the clamshell is removed frequently. Because the shims are taped to the rear subframe, they easily lose their adhesiveness and alignment with the 4 trunk mounted through holes. They can also slip out from underneath each other and get lost. This kit fixes these problems by permanently securing the Radium...

$79.72

RADIUM ENGINEERING T4 ECU CONNECTORS AND PINS 2004-2005 LOTUS 2ZZ-GE 17-0010

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04...

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04-05 Lotus Elise and Lotus Exige that utilize the T4 ECU. Radium Engineering is the only place that sells these and has them in stock. We also carry the mating connectors. *Includes:* * 52 Way Receptacle Connector (x1) * 28 Way Receptacle Connector (x1) * Small Pin Terminals (x80) * Large Pin Terminals (x5) * 52 Pin Backshell (x1) * 28 Pin Connector (x1) *T4e ECU Connectors & Pins for 2006+ Lot...

$111.19

RADIUM ENGINEERING T4 ECU HEADER 2004-2005 LOTUS 2ZZ-GE

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04...

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04-05 Lotus Elise and Lotus Exige that utilize the T4 ECU. Radium Engineering is the only place that sells these and has them in stock. We also carry the mating connectors. *Includes:* * 52 Way Receptacle Connector (x1) * 28 Way Receptacle Connector (x1) * Small Pin Terminals (x80) * Large Pin Terminals (x5) * 52 Pin Backshell (x1) * 28 Pin Connector (x1) *T4e ECU Connectors & Pins for 2006+ Lot...

$66.95

RADIUM ENGINEERING T4E ECU CONNECTOR AND PINS 2006+ LOTUS 2ZZ-GE 17-0012

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04...

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04-05 Lotus Elise and Lotus Exige that utilize the T4 ECU. Radium Engineering is the only place that sells these and has them in stock. We also carry the mating connectors. *Includes:* * 52 Way Receptacle Connector (x1) * 28 Way Receptacle Connector (x1) * Small Pin Terminals (x80) * Large Pin Terminals (x5) * 52 Pin Backshell (x1) * 28 Pin Connector (x1) *T4e ECU Connectors & Pins for 2006+ Lot...

$106.13

RADIUM ENGINEERING T4E HEADER SET 2006+ LOTUS 2ZZ-GE 17-0011

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04...

*T4 ECU Connectors & Pins for 04-05 Lotus* These connectors and terminals are found on the 04-05 Lotus Elise and Lotus Exige that utilize the T4 ECU. Radium Engineering is the only place that sells these and has them in stock. We also carry the mating connectors. *Includes:* * 52 Way Receptacle Connector (x1) * 28 Way Receptacle Connector (x1) * Small Pin Terminals (x80) * Large Pin Terminals (x5) * 52 Pin Backshell (x1) * 28 Pin Connector (x1) *T4e ECU Connectors & Pins for 2006+ Lot...

$87.58

RADIUM ENGINEERING TOP MOUNT INTERCOOLER KIT FOR LOTUS 2ZZ-GE

This kit is comprised of the same intercooler used in the Radium Engineering turbocharger kits an...

This kit is comprised of the same intercooler used in the Radium Engineering turbocharger kits and can be used for custom built turbocharger systems. The Lotus 2ZZ-GE engine bay air flow comes from the driver and passenger side air ducts as well as underneath the vehicle and exits through the decklid of the Elise. The Radium intercooler kit redirects this natural flow using the included duct. This kit is shown in an Elise but will also work in Exige models as well. The aluminum shroud not onl...

$664.95

RADIUM ENGINEERING TURBO EXHAUST MANIFOLD LOTUS ELISE/EXIGE 2ZZ-GE

Stainless steel exhaust manifold with T3 flange for the Toyota 2ZZ-GE engine, designed and produc...

Stainless steel exhaust manifold with T3 flange for the Toyota 2ZZ-GE engine, designed and produced by Radium Engineering. The T3 turbo flange is tapped for M10x1.5 studs (not included). *Engineering Design* This exhaust manifold was CAD designed and flow analyzed for maximum performance in a compact package. Turbocharger placement was carefully evaluated to make turbo kit installation simple. The turbocharger is located high enough to promote low resistance oil return back into the oil pan, ...

$664.95