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2015-2021 WRX & STI Mods

Fuel Injector Clinic 2150cc Fuel Injectors 2002-2014 WRX / 2007-2021 STI

$914.00
$914.00 - $914.00
$914.00
$914.00 - $914.00

DESCRIPTION The Fuel Injector Clinic 2150cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI are built for high-horsepower setups that de...

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Fuel Injector Clinic 1200cc Fuel Injectors 2002-2014 WRX / 2007-2021 STI

$567.00
$567.00 - $567.00
$567.00
$567.00 - $567.00

DESCRIPTION The Fuel Injector Clinic 1200cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI deliver the added fueling capacity needed fo...

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Fuel Injector Clinic 1650cc Fuel Injectors 2002-2014 WRX / 2007-2021 STI

$914.00
$914.00 - $914.00
$914.00
$914.00 - $914.00

DESCRIPTION The Fuel Injector Clinic 1650cc Top Feed Injectors for the 2002-2014 WRX and 2007-2021 STI provide the fuel delivery needed for high-po...

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

$135.00
$135.00 - $135.00
$135.00
$135.00 - $135.00

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

$735.00
$735.00 - $735.00
$735.00
$735.00 - $735.00

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 + Fuel Pressure Kit 2015-2017 WRX

$840.00
$840.00 - $840.00
$840.00
$840.00 - $840.00

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 2015-2017 WRX

$1,035.00
$1,035.00 - $1,035.00
$1,035.00
$1,035.00 - $1,035.00

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 2018-2021 WRX

$735.00
$735.00 - $735.00
$735.00
$735.00 - $735.00

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 Pressure Regulator for Fuel Rail Kit 2008-2021 STI

$380.00
$380.00 - $380.00
$380.00
$380.00 - $380.00

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

$595.00
$595.00 - $595.00
$595.00
$595.00 - $595.00

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

$199.45
$199.45 - $199.45
$199.45
$209.95
$209.95 - $209.95
$209.95

DESCRIPTION These fuel rails have the same mounting and injector spacing as the 20-0577-02. However, these fuel rails feature a 8AN ORB port machin...

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Radium Fuel Line Retaining Kit 2008-2021 STI

$94.95
$94.95 - $94.95
$94.95
$99.95
$99.95 - $99.95
$99.95

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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If you own a Subaru WRX STI, you know you have the perfect platform to craft a masterpiece on wheels. At WRXDaily, we understand that every enthusiast has a vision, and we’re here to offer the WRX STI mods you need to bring yours to life. With products tailored to elevate performance, enhance style, and perfect handling, our curated selection puts endless possibilities at your fingertips. 

No matter what you need, our Subaru WRX STI modifications deliver quality and reliability you can trust. From high-performance upgrades to must-have Subaru STI accessories, we have everything you need to create a car that’s as bold and unique as your passion for driving. Own a 2018 WRX? We offer a variety of 2018 WRX parts designed to fit your specific model. 

With WRXDaily, your Subaru becomes a true reflection of your style and ambition. Browse our selection of WRX STI mods today and start your next build!