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2015-2021 WRX & STI Mods

AMS Performance Carbon Fiber Shift Knob 2015-2026 WRX / 2004-2021 STI

$89.95
$89.95 - $89.95
$89.95
$89.95 - $89.95
$89.95

The AMS Performance WRX/STI Carbon Fiber Shift Knob was designed to extend the length of the shifter which aids in shifting throw and keeps the kno...

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COBB Tuning Black 6-Speed Weighted Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

Description The Weighted COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet stainless steel base/insert prov...

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Grimmspeed Black Classic Shift Knob 2002-2026 WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...

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Grimmspeed Red Tallboy Shift Knob 2002+ WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The GrimmSpeed Red Tallboy Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing th...

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Grimmspeed Lightweight Delrin Classic Shift Knob 2002+ WRX / 2004-2021 STI

$54.00
$54.00 - $54.00
$54.00
$54.00 - $54.00

DESCRIPTION The GrimmSpeed Delrin Classic Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing...

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Grimmspeed Lightweight Delrin Tallboy Shift Knob 2002+ WRX / 2004-2021 STI

$54.00
$54.00 - $54.00
$54.00
$54.00 - $54.00

DESCRIPTION The GrimmSpeed Lightweight Delrin Tallboy Shift Knob is a great way to add modern looks and styling to the interior of your vehicle whi...

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Grimmspeed Red Stubby Shift Knob 2002+ WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The GrimmSpeed Red Stubby Shift Knob is a great way to add modern looks and styling to the interior of your vehicle while providing the...

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Grimmspeed Black Stubby Shift Knob 2002-2026 WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The GrimmSpeed Stubby Knobs are for car enthusiasts that prefer a shift knob that's on the short and fat side, based off the design of ...

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Grimmspeed Black Tallboy Shift Knob 2002+ WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The GrimmSpeed Black Tallboy Shift Knobs are for car enthusiasts that prefer a shift knob that's on the tall and skinny side, based off...

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Grimmspeed Raw Stainless Steel Classic Shift Knob 2002+ WRX / 2004-2021 STI

$65.00
$65.00 - $65.00
$65.00
$65.00 - $65.00

DESCRIPTION The GrimmSpeed Raw Stainless Steel Classic Shift Knob is a great way to add looks and styling to the interior of your vehicle while pro...

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Perrin Barrel Shift Knob 2015-2026 WRX

$87.75
$87.75 - $87.75
$87.75
$117.00
$117.00 - $117.00
$117.00

Throw Your Weight Around The PERRIN shift knob features a heavyweight, solid steel body that is up to two times the weight of the OEM knob. Heav...

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COBB Shift Knob Trim Rings 2002-2026 WRX / 2004-2021 STI

$10.00
$10.00 - $10.00
$10.00
$10.00 - $10.00

Description Add a touch of color to your car's interior with our custom colored COBB Knob Trim Rings. Available in the following colors:Blue Gol...

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AMS Performance Billet Shift Knob 2015-2026 WRX / 2004-2021 STI

$89.95
$89.95 - $89.95
$89.95
$89.95 - $89.95
$89.95

The AMS Performance Subaru WRX/STI 6-Speed Billet Shift Knob was designed for versatility and to aid in shifter feel while rowing gears. Made from ...

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Grimmspeed Raw Stainless Steel Stubby Shift Knob 2002+ WRX / 2004-2021 STI

$65.00
$65.00 - $65.00
$65.00
$65.00 - $65.00

DESCRIPTION The GrimmSpeed Raw Stainless Steel Stubby Shift Knob is a great way to add looks and styling to the interior of your vehicle while prov...

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OVERTAKE ModKnob Tall Weighted Delrin Shift Knob 2008-2026 WRX / 2004-2021 STI

$89.00
$89.00 - $89.00
$89.00
$89.00 - $89.00

The Best of Both Worlds | Overtake ModKnob Weighted Delrin Shift Knobs We all love a good weighted shift knob for the smooth and direct feel they o...

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COBB Tuning White 6-Speed Weighted Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

Description The Weighted COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet stainless steel base/insert prov...

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COBB Tuning White w/ Black Ring 6-Speed Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

DESCRIPTION The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized in your choice ...

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GrimmSpeed Red Classic Shift Knob 2002+ WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
$75.00
$75.00 - $75.00

DESCRIPTION The standard GrimmSpeed Shift Knob is one of the most popular in the Subaru aftermarket for a reason. They are the perfect mixture of r...

View full details

Grimmspeed Lightweight Delrin Stubby Shift Knob 2002+ WRX / 2004-2021 STI

$54.00
$54.00 - $54.00
$54.00
$54.00 - $54.00

DESCRIPTION The GrimmSpeed Lightweight Delrin Stubby Shift Knob is a great way to add modern looks and styling to the interior of your vehicle whil...

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Perrin Ball Shift Knob 2015+ WRX / 2004-2021 STI

$87.75
$87.75 - $87.75
$87.75
$117.00
$117.00 - $117.00
$117.00

COMPATIBILITY 2015+ WRX 2004-2021 STI

OVERTAKE ModKnob Short Weighted Delrin Shift Knob 2008-2026 WRX / 2004-2021 STI

$89.00
$89.00 - $89.00
$89.00
$89.00 - $89.00

The Best of Both Worlds | Overtake ModKnob Weighted Delrin Shift Knobs We all love a good weighted shift knob for the smooth and direct feel they o...

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COBB Tuning White w/ Red Ring 6-Speed Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

DESCRIPTION The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized in your choice ...

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COBB Tuning Black w/ Red Ring 6-Speed Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

DESCRIPTION The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized in your choice ...

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COBB Tuning Black w/ Black Ring 6-Speed Knob 2015-2026 WRX / 2004-2021 STI

$99.00
$99.00 - $99.00
$99.00
$99.00 - $99.00

DESCRIPTION The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized in your choice ...

View full details
Save 25% Save %

Perrin Barrel Shift Knob 2004-2021 STI

$87.75
$87.75 - $87.75
$87.75
$117.00
$117.00 - $117.00
$117.00

Throw Your Weight Around The PERRIN shift knob features a heavyweight, solid steel body that is up to two times the weight of the OEM knob. Heav...

View full details

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!