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2015-2021 WRX & STI Mods

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

$600.60
$600.60 - $600.60
$600.60
$600.60 - $600.60

DESCRIPTION If you’re going flex fuel, turning up boost, or upgrading to a turbo that actually needs fuel, the Injector Dynamics ID1050-XDS Top Fee...

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

$1,039.50
$1,039.50 - $1,039.50
$1,039.50
$1,039.50 - $1,039.50

DESCRIPTION The Injector Dynamics ID1300-XDS fuel injectors are a high-performance, top-feed injector set built for serious Subaru builds running h...

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Injector Dynamics Fuel Injector USCAR to Denso Adapter 2002-2021 WRX / 2004-2021 STI

$17.33
$17.33 - $17.33
$17.33
$17.33 - $17.33

Here, you are looking at the Injector Dynamics Fuel Injector PnP Adapter USCAR to Denso Adapter. This is available for separate purchase for those ...

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

$1,339.80
$1,339.80 - $1,339.80
$1,339.80
$1,339.80 - $1,339.80

The Injector Dynamics ID1750-XDS fuel injectors are a high-flow, top-feed injector set built for Subaru owners who need serious fueling headroom fo...

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Injector Dynamics 2600-XDS Fuel Injectors 2002-2014 WRX/ 2007-2021 STI

$1,593.90
$1,593.90 - $1,593.90
$1,593.90
$1,593.90 - $1,593.90

DESCRIPTION The Injector Dynamics ID2600-XDS fuel injectors are a top-feed, high-flow injector set built for extreme fuel demand—big turbo, high bo...

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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!