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2015-2021 Subaru STI

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Radium Top Feed Fuel Rail Upgrade 2002-2014 WRX/ 2007-2021 STI

$209.95 - $379.95
$209.95 - $379.95
$209.95
$188.95 - $341.95
$188.95 - $341.95
$188.95

Reference the chart below to be sure the proper fuel rails are ordered.Manufactured with a large internal bore, the fuel rails can support all nece...

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Radium TGV to Head Gasket 2002-2014 WRX / 2004-2021 STI

$8.95
$8.95 - $8.95
$8.95
$8.05
$8.05 - $8.05
$8.05

Metal reinforced, crush resistant, high temperature graphite fiber. Fits most Subaru EJ engines. Installs between intake manifold (TGVs) and cylind...

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Radium Fuel Line Retaining Kit 2008-2021 STI

$99.95
$99.95 - $99.95
$99.95
$89.95
$89.95 - $89.95
$89.95

The Radium Engineering fuel line retaining kit supports large aftermarket fuel lines under the 08-21 Subaru Impreza, WRX, and STi.The retainers are...

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Radium Master Cylinder Brace 2015-2021 WRX/STI

$99.95
$99.95 - $99.95
$99.95
$89.95
$89.95 - $89.95
$89.95

This Radium Engineering master cylinder brace is compatible with the left hand drive (LHD) 15-21 Subaru WRX, 15-21 Subaru WRX STi, and 14-18 Forest...

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Radium Dual Port Injection Fuel Rails 2002-2014 WRX/ 2004-2021 STI

$249.95
$249.95 - $249.95
$249.95
$224.95
$224.95 - $224.95
$224.95

PORTS AND FITTINGS The fuel rail end ports are tapped for 10AN ORB. The top ports are tapped for 8AN ORB.   Appropriate fittings must be selected b...

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