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2015-2021 WRX & STI Mods

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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Perrin Black Reverse Lockout Lever 2004-2021 STI

$59.50
$59.50 - $59.50
$59.50
$70.00
$70.00 - $70.00
$70.00

DESCRIPTION The factory reverse lockout link wears out with high mileage and aggressive shifting, causing a shifter rattle. The Perrin Reverse Lock...

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GrimmSpeed Black V2 Bypass Valve 2002-2007 WRX / 2004-2021 STI

$299.00
$299.00 - $299.00
$299.00
$299.00 - $299.00

DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...

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COBB 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 choic...

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Spec-D V2 Sequential White Bar LED Tail Lights Matte Housing w/ Clear Lens 2015-2021 WRX / 2015-2021 STI

$429.00
$429.00 - $429.00
$429.00
$429.00 - $429.00

Upgrade your vehicle with an outstanding style and ultimate performance by replacing your old stock tail lights with a pair of these unique parts. ...

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Perrin Black Turbo Inlet Hose 2002-2007 WRX / 2004-2021 STI

$283.05
$283.05 - $283.05
$283.05
$333.00
$333.00 - $333.00
$333.00

Why You Want It The PERRIN Turbo Inlet Hose, made with advanced silicone technology, outperforms the OEM part with a smoother, larger interior for...

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Perrin Red Turbo Inlet Hose 2002-2007 WRX/ 2004-2021 STI

$283.05
$283.05 - $283.05
$283.05
$333.00
$333.00 - $333.00
$333.00

Why You Want It The PERRIN Turbo Inlet Hose, made with advanced silicone technology, outperforms the OEM part with a smoother, larger interior for...

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Perrin Neon Yellow Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI

$99.45
$99.45 - $99.45
$99.45
$117.00
$117.00 - $117.00
$117.00

DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...

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MSP STI Style Carbon Fiber Spoiler 2015-2021 WRX / 2015-2021 STI

$699.00
$699.00 - $699.00
$699.00
$699.00 - $699.00

DESCRIPTION Does not include the trunk.  WHY? FEATURES: Carbon fiber finish STI-style Provides aggressive styling Includes everything for i...

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OLM LE Dry Carbon Fiber Front Emblem Overlay 2018-2021 WRX / 2018-2021 STI

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

IAG Purple Dipstick w/ Billet Anodized Handle 2015-2021 WRX

$69.99
$69.99 - $69.99
$69.99
$69.99 - $69.99

FACTORY FIT WITH A CUSTOM LOOK Get rid of the bright yellow factory dipstick and transform your Subaru’s engine bay with the IAG Subaru Dipst...

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PLM Resonated Midpipe 2015-2021 WRX / 2015-2021 STI

$545.00
$545.00 - $545.00
$545.00
$545.00 - $545.00

The PLM Private Label Mfg. Power Driven 3" Resonated Midpipe Kit for the 2015-2021 Subaru WRX STi is designed to maximize performance with increase...

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FactionFab Front Brake Upgrade Kit 2004-2017 STI

$346.75
$346.75 - $346.75
$346.75
$365.00
$365.00 - $365.00
$365.00

This convenient kit includes the following FRONT brake parts with an extra 10% discount compared to purchasing them separately! 2 Rotors 1 Set ...

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OVERTAKE Front License Plate Delete 2015-2021 WRX / 2015-2021 STI

$49.00
$49.00 - $49.00
$49.00
$49.00 - $49.00

Clean up your front End | Overtake License Plate Delete Are you looking to cover up those ugly license plate holes in your front bumper? Sure, you ...

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Motul Transmission & Differential Oil Change Kit 2015-2021 WRX

$170.30
$170.30 - $170.30
$170.30
$189.25
$189.25 - $189.25
$189.25

DESCRIPTION The Motul Transmission & Differential Oil Change Kit is designed for 2015–2021 Subaru WRX manual transmission models. This kit incl...

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ACT XACT StreetLite Flywheel 2004-2021 STI

$476.00
$476.00 - $476.00
$476.00
$588.00
$588.00 - $588.00
$588.00

DESCRIPTION The ACT Streetlite Flywheel for the 2004-2021 STI is a lightweight, one-piece forged flywheel designed to improve engine response and a...

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ACT Xtreme Performance Street Sprung Clutch 2004-2021 STI

$875.00
$875.00 - $875.00
$875.00
$1,080.00
$1,080.00 - $1,080.00
$1,080.00

DESCRIPTION The ACT Xtreme Performance Street Sprung Clutch for the 2004-2021 STI is designed for high-output builds that still see street use. It ...

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GrimmSpeed Engine Mount Kit 2002-2021 WRX / 2004-2021 STI

$289.00
$289.00 - $289.00
$289.00
$289.00 - $289.00

DESCRIPTION Upgrade your Subaru’s performance with the GrimmSpeed Engine Mount for the 2002+ WRX and 2004+ STI. Designed as a direct replacement fo...

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Hawk HP Plus Rear Brake Pads 2024-2026 WRX / 2018-2021 STI

$185.39
$185.39 - $185.39
$185.39
$205.99
$205.99 - $205.99
$205.99

DESCRIPTION The Hawk HP Plus Rear Brake Pads for the 2024-2026 Subaru WRX TR with Brembo brakes and the 2018–2021 Subaru STI are designed for drive...

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DBA 4000 Series T3 Slotted Front Brake Rotor 2024+ WRX / 2018-2021 STI

$502.58
$502.58 - $502.58
$502.58
$593.96
$593.96 - $593.96
$593.96

DESCRIPTION Unlock superior braking performance with the DBA 4000 Series Slotted Front Brake Rotor for the 2024 and newer WRX TR with Brembo brakes...

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Rotora Stainless Steel Front Brake Lines 2008-2021 WRX / 2008-2017 STI

$101.00
$101.00 - $101.00
$101.00
$101.00 - $101.00

DETAILS Here, you are looking at the Rotora Stainless Steel Front Brake Lines for your 2008-2017 STI and 2008-2021 WRX Details:  Sold as a Pair F...

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DBA 4000 Series T3 Slotted Rear Brake Rotor 2024+ WRX / 2018-2021 STI

$293.18
$293.18 - $293.18
$293.18
$346.49
$346.49 - $346.49
$346.49

DESCRIPTION Enhance your Subaru braking performance with the DBA 4000 Series T3 Slotted Rear Brake Rotor for 2024 and newer WRX and 2018 to 2021 ST...

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Perrin Red Coolant Overflow Tank 2002-2026 WRX / 2004-2021 STI

$173.40
$173.40 - $173.40
$173.40
$204.00
$204.00 - $204.00
$204.00

DESCRIPTION The Perrin Coolant Overflow Tank for the 2002+ Subaru WRX and 2004–2021 STI is a premium upgrade that replaces the factory plastic tank...

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Perrin 26mm Front Sway Bar 2015-2021 WRX

$303.45
$303.45 - $303.45
$303.45
$357.00
$357.00 - $357.00
$357.00

Upgrade your WRX or STI with a PERRIN Adjustable Front Swaybar for improved handling and performance. This easy suspension upgrade enhances corneri...

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COBB Redline Carbon Fender Shrouds 2015-2021 WRX / 2015-2021 STI

$395.00
$395.00 - $395.00
$395.00
$395.00 - $395.00

Description The COBB Redline Gloss Carbon Fiber Fender Shrouds for the VA WRX are constructed of hand-laid 2x2 twill weave carbon fiber sheets. A...

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Perrin 30mm Wheel Spacers 5x114.3 2015-2026 WRX / 2005-2021 STI

$229.50
$229.50 - $229.50
$229.50
$270.00
$270.00 - $270.00
$270.00

DESCRIPTION The PERRIN 30mm Wheel Spacers for 2015+ WRX and 2005–2021 STI with a 5x114.3 bolt pattern are the ultimate solution for aggressive whee...

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Process West Black Khanacooler Top Mount Intercooler 2015-2021 WRX

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

DESCRIPTION The Process West Intercooler Khanacooler is a direct-fit top-mounted intercooler solution for the 2015–2021 Subaru WRX that combines OE...

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Perrin Hyper Pink Battery Tie Down 2002-2026 WRX / 2004-2021 STI

$74.80
$74.80 - $74.80
$74.80
$88.00
$88.00 - $88.00
$88.00

DESCRIPTION The Perrin Battery Tie Down is a quick and affordable upgrade for your Subaru. Batteries are essential for many of your vehicles functi...

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OLM Y-Spec LED Taillights Smoke Lens Red Optic 2015-2021 WRX/STI

$499.00
$499.00 - $499.00
$499.00
$499.00 - $499.00

DESCRIPTION Upgrade the rear end styling of your 2015-2021 Subaru WRX or STI with the OLM Y-Spec LED Taillights. Featuring a sleek smoked lens and ...

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BilletWorkz Matte Black Short Shifter 2015-2026 WRX

$220.00
$220.00 - $220.00
$220.00
$220.00 - $220.00

This is the BilletWorkz Short Throw Shifter that has been designed to fit the 15-22 WRX, as well as the 18+ Crosstrek. The shifter throws will be r...

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Perrin Black Jack Pad Set 2002-2026 WRX / 2004-2021 STI

$104.55
$104.55 - $104.55
$104.55
$123.00
$123.00 - $123.00
$123.00

DESCRIPTION The pinch weld jack points are easily bent and damaged during routine tasks like tire changes and car maintaince. This damage occurs fr...

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GrimmSpeed Red Alternator Cover 2002-2014 WRX / 2004-2021 STI

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

DESCRIPTION Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has just what ...

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GrimmSpeed Neon Green Alternator Cover 2002-2014 WRX / 2004-2021 STI

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

DESCRIPTION Tired of being teased for your corroded alternator and boring engine bay? Step your Alternator Cover game up; GrimmSpeed has just what ...

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Perrin Carbon Fiber Front Strut Tower Bar 2015-2021 WRX / 2015-2021 STI

$412.25
$412.25 - $412.25
$412.25
$485.00
$485.00 - $485.00
$485.00

Performance During cornering, the Perrin Strut Tower Brace improves chassis rigidity, enhances steering precision under high load conditions, and r...

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COBB Tuning Alignment Package 2015-2021 WRX / 2015-2021 STI

$1,770.00
$1,770.00 - $1,770.00
$1,770.00
$1,770.00 - $1,770.00

WHY? This package includes everything you would need to correct suspension geometry and alignment specs when lowering the ride height of your Sub...

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Revel GT Dry Carbon Front A/C Cover 2016-2021 WRX/STI

$228.00
$228.00 - $228.00
$228.00
$240.00
$240.00 - $240.00
$240.00

ENHANCE INTERIOR Enhance the look of the interior with perfectly fitted dry carbon overlays. Using various methods of extensive testing for eac...

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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!