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2015-2021 WRX STI Mods

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Tomei Expreme Ti Titanium Catback 2008-2021 WRX / 2011-2021 STI

$1,290.00
$1,290.00 - $1,290.00
$1,290.00
$1,161.00
$1,161.00 - $1,161.00
$1,161.00

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

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Tomei Expreme Equal Length Exhaust Manifold 2015-2021 WRX

$790.00
$790.00 - $790.00
$790.00
$711.00
$711.00 - $711.00
$711.00

Here, you are looking at the Tomei Expreme Equal Length Exhaust Manifold Kit for the 15+ Subaru WRX. This exhaust manifold is the result of 4 years...

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Tomei Expreme Unequal Length Exhaust Manifold 2015-2021 WRX

$790.00
$790.00 - $790.00
$790.00
$711.00
$711.00 - $711.00
$711.00

Here, you are looking at the Tomei Expreme Unequal Length Exhaust Manifold Kit. What is special about this particular header, is that it is the wor...

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Tomei ARMS MX7760 Turbo 2002-2007 WRX / 2004-2021 STI

$1,580.00
$1,580.00 - $1,580.00
$1,580.00
$1,422.00
$1,422.00 - $1,422.00
$1,422.00

On this page, you are looking at the Tomei ARMS MX7760 Single Scroll Turbocharger. This is Tomei's latest design that features a new CNC billet com...

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Tomei ARMS MX7960 Turbo 2002-2007 WRX / 2004-2021 STI

$1,580.00
$1,580.00 - $1,580.00
$1,580.00
$1,422.00
$1,422.00 - $1,422.00
$1,422.00

On this page, you are looking at the Tomei ARMS MX7960 Turbocharger. This is Tomei's latest design that features a new CNC billet compressor wheel....

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Tomei ARMS BX7760 Turbo 2002-2007 WRX / 2004-2021 STI

$1,780.00
$1,780.00 - $1,780.00
$1,780.00
$1,602.00
$1,602.00 - $1,602.00
$1,602.00

This is the new Tomei BX-Series Ball-Bearing Turbocharger. The BX-Series is Tomei's latest ball-bearing turbocharger example that features the late...

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Tomei ARMS MX8265 Turbo 2002-2007 WRX / 2004-2021 STI

$1,580.00
$1,580.00 - $1,580.00
$1,580.00
$1,422.00
$1,422.00 - $1,422.00
$1,422.00

On this page, you are looking at the Tomei ARMS MX8265 Single Scroll Turbocharger. This is Tomei's latest design that features a new CNC billet com...

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Tomei Expreme Equal Length Exhaust Manifold 2002-2014 WRX/ 2004-2021 STI

$890.00
$890.00 - $890.00
$890.00
$801.00
$801.00 - $801.00
$801.00

This is the Tomei Equal Length Exhaust Manifold and is a great upgrade for those of you looking to optimize the exhaust flow for improved power and...

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Tomei Expreme Unequal Length Headers 2002-2014 WRX/ 2004-2021 STI

$890.00
$890.00 - $890.00
$890.00
$801.00
$801.00 - $801.00
$801.00

This is the Tomei Expreme Unequal Length Exhaust Manifold. This is a direct replacement for your factory exhaust manifold to save weight, improve t...

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Tomei Expreme Ti Titanium Dual Exit Catback 2011-2021 WRX / 2011-2021 STI

$1,890.00
$1,890.00 - $1,890.00
$1,890.00
$1,701.00
$1,701.00 - $1,701.00
$1,701.00

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

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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!