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2015-2021 Subaru WRX / STI

IAG Street Series Air Oil Separator 2008-2014 WRX/ 2008-2021 STI

$439.99 - $439.99
$439.99
$439.99 - $439.99
$439.99

The IAG Performance V3 Street Series Air / Oil separator (AOS) is an excellent investment to keep your Subaru vehicle running well. The Street Seri...

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IBR Flex Fuel Sensor Kit 2008-2021 WRX/STI

$549.99 - $549.99
$549.99
$549.99 - $549.99
$549.99

This kit is designed to provide a way to data log and monitor the ethanol content of fuel on most new Subaru Vehicles. Our proprietary controller r...

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AEM 340 High Flow Fuel Pump 2008-2021 STI

$133.95 - $133.95
$133.95
$133.95 - $133.95
$133.95

AEM's 340lph E85-Compatible High Flow In-Tank Fuel Pumps feature robust internal construction that is designed to withstand the low lubricity chara...

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NGK Laser Iridium Spark Plug Set

$55.00 - $55.00
$55.00
$55.00 - $55.00
$55.00

NGK Laser Iridium spark plugs provide superior ignitability and long service life. Fine wire iridium tipped center electrode and fine wire platinum...

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COBB Tuning 2.5L Spark Plugs 2006-2014 WRX / 2004-2021 STI

$65.00
$65.00 - $65.00
$65.00
$58.50
$58.50 - $58.50
$58.50

This is the factory spark plug as installed in the 2018 Subaru WRX STI Type RA and 2019 Subaru WRX STI. The main differences are a heat range tha...

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Injector Dynamics 1300cc Fuel Injectors 2002-2014 WRX/ 2007-2021 STI

$945.00
$945.00 - $945.00
$945.00
$850.50
$850.50 - $850.50
$850.50

1300cc injector size Top-feed type Designed in partnership with Bosch Motorsport Designed to work with alternative fuels All stainless internals C...

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Injector Dynamics 1050X Fuel Injectors 2002-2014 WRX/ 2007-2021 STI

$546.00
$546.00 - $546.00
$546.00
$491.40
$491.40 - $491.40
$491.40

Here are the details: 1050Xcc Injector model Compact body Improved internal flow path increases output by 5% without sacrificing low flow performan...

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COBB Tuning Top Feed 1050X Fuel Injectors 2002-2014 WRX / 2007-2021 STI

$575.00
$575.00 - $575.00
$575.00
$517.50
$517.50 - $517.50
$517.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Nexgen Flex Fuel Ethanol Sensor Kit 2015-2021 STI

$725.00
$725.00 - $725.00
$725.00
$652.50
$652.50 - $652.50
$652.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Fuel Pressure Sensor Kit (5 PIN) 2015-2021 STI

$250.00
$250.00 - $250.00
$250.00
$225.00
$225.00 - $225.00
$225.00

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

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COBB Tuning Fuel Pressure Regulator Kit 2008-2021 STI

$375.00
$375.00 - $375.00
$375.00
$337.50
$337.50 - $337.50
$337.50

EMISSIONS This part is in the process of external testing with the EO process ongoing. NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION C...

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IAG PTFE Flex Fuel System Kit w/ Injectors, Lines, FRP, Fuel Rails 2008-2021 STI

$1,679.99 - $2,529.99
$1,679.99 - $2,529.99
$1,679.99 - $2,529.99
$1,679.99

The IAG Performance PTFE Engine Bay Flex Fuel Kit for the 2008-21 Subaru STI combines our popular PTFE Flex Fuel Line kit with IAG Top Feed Fuel Ra...

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AEM 340LPH E85 Fuel Pump

$102.95 - $102.95
$102.95
$102.95 - $102.95
$102.95

AEM’s 340LPH E85-Compatible High Flow In-Tank Fuel Pumps feature robust internal construction that is designed to withstand the low lubricity chara...

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AEM 340LPH E85 Fuel Pump

$133.95 - $133.95
$133.95
$133.95 - $133.95
$133.95

AEM’s 340LPH E85-Compatible High Flow In-Tank Fuel Pumps feature robust internal construction that is designed to withstand the low lubricity chara...

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Injector Dynamics 1750cc Fuel Injectors 2002-2014 WRX/ 2007-2021 STI

$1,218.00
$1,218.00 - $1,218.00
$1,218.00
$1,096.20
$1,096.20 - $1,096.20
$1,096.20

These are the Injector Dynamics 1750cc Fuel Injectors and are an excellent option for the 2002-2014 Subaru WRX and 2007-2021 STI that needs to supp...

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IBR Secondary Injector Controller 2015-2021 WRX

$499.99 - $499.99
$499.99
$499.99 - $499.99
$499.99

Kit Description and Benefits The iBR Secondary Injection controller kit is designed to provide an easy plug-and-play solution for increasing the ma...

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COBB Tuning High Flow Fuel Pump 2008-2014 WRX / 2008-2021 STI

$175.00
$175.00 - $175.00
$175.00
$157.50
$157.50 - $157.50
$157.50

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

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COBB Tuning Previous Fuel Pressure Sensor Kit to Can Fuel Pressure Sensor Kit 2015-2021 WRX

$125.00
$125.00 - $125.00
$125.00
$112.50
$112.50 - $112.50
$112.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Can Fuel Pressure Sensor Kit 2015-2021 WRX

$250.00
$250.00 - $250.00
$250.00
$225.00
$225.00 - $225.00
$225.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Previous Sensor Kit to Can Flex Fuel Upgrade 2015-2017 WRX

$675.00
$675.00 - $675.00
$675.00
$607.50
$607.50 - $607.50
$607.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Previous Sensor Kit to Can Flex Fuel Upgrade + Fuel Pressure Kit 2015-2017 WRX

$775.00
$775.00 - $775.00
$775.00
$697.50
$697.50 - $697.50
$697.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Can Flex Fuel Upgrade 2015-2017 WRX

$950.00
$950.00 - $950.00
$950.00
$855.00
$855.00 - $855.00
$855.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Can Flex Fuel Upgrade + Fuel Pressure Kit 2015-2017 WRX

$1,175.00
$1,175.00 - $1,175.00
$1,175.00
$1,057.50
$1,057.50 - $1,057.50
$1,057.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Previous Sensor Kit to Can Flex Fuel Upgrade 2018-2021 WRX

$675.00
$675.00 - $675.00
$675.00
$607.50
$607.50 - $607.50
$607.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Previous Sensor Kit to Can Flex Fuel Upgrade + Fuel Pressure Kit 2018-2021 WRX

$775.00
$775.00 - $775.00
$775.00
$697.50
$697.50 - $697.50
$697.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Can Flex Fuel Upgrade 2018-2021 WRX

$950.00
$950.00 - $950.00
$950.00
$855.00
$855.00 - $855.00
$855.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Can Flex Fuel Upgrade + Fuel Pressure Kit 2018-2021 WRX

$1,175.00
$1,175.00 - $1,175.00
$1,175.00
$1,057.50
$1,057.50 - $1,057.50
$1,057.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Billet EFI Quick Disconnect 1/8" NPT Tap, 5/16" 2008-2014 WRX / 2008-2021 STI

$45.00
$45.00 - $45.00
$45.00
$40.50
$40.50 - $40.50
$40.50

EMISSIONS This part is in the process of external testing with the EO process ongoing.NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION CON...

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COBB Tuning Fuel Rails 2008-2021 STI

$275.00
$275.00 - $275.00
$275.00
$247.50
$247.50 - $247.50
$247.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Fuel Pressure Regulator for Fuel Rail Kit 2008-2021 STI

$350.00
$350.00 - $350.00
$350.00
$315.00
$315.00 - $315.00
$315.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Fuel Rail Line Kit 2008-2021 STI

$550.00
$550.00 - $550.00
$550.00
$495.00
$495.00 - $495.00
$495.00

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Fuel Rails/Line Kit Package 2008-2021 STI

$775.00
$775.00 - $775.00
$775.00
$697.50
$697.50 - $697.50
$697.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results...

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COBB Tuning Fuel System Package 2008-2021 STI

$1,825.00
$1,825.00 - $1,825.00
$1,825.00
$1,642.50
$1,642.50 - $1,642.50
$1,642.50

EMISSIONS This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing ...

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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 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 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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