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2015-2021 WRX & STI Mods

Invidia Q300 Titanium Tip Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$2,376.36
$2,376.36 - $2,376.36
$2,376.36
$2,376.36 - $2,376.36

DESCRIPTION The Invidia Q300 Quad Tip Cat-Back Exhaust System with Titanium Burnt Tips is the perfect performance upgrade for 2015-2021 Subaru WRX/...

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FactionFab F-Spec Front Brake Pads 2004-2017 STI

$29.00
$29.00 - $29.00
$29.00
$56.00
$56.00 - $56.00
$56.00

Please note: These brake pads have been discontinued by FactionFab. Once sold out of remaining inventory, this item will be unavailable.  DESCRIPTI...

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OLM Wide Angle Convex Mirrors (Turn Signals, Defrosters, Blind Spot) 2015-2021 WRX/STI

$245.00
$245.00 - $245.00
$245.00
$245.00 - $245.00

DESCRIPTION The OLM Wide Angle Convex Mirrors are designed to be an OEM style replacement for the original mirrors. This means no adhesive. Snap th...

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Subaru OEM License Plate Frame Matte Black

$39.95
$39.95 - $39.95
$39.95
$39.95 - $39.95

SOA342L153

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APR Carbon Fiber Trunk Garnish Replacement 2015-2021 WRX / 2015-2021 STI

$283.90
$283.90 - $283.90
$283.90
$334.00
$334.00 - $334.00
$334.00

 Dress-up the exterior with carbon fiber, molded to precise dimensions that only pre-preg. materials can achieve.  These parts are exotic-looking,...

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OLM 3 Piece Carbon Fiber Low Pro Front Lip 2015-2017 WRX / 2015-2017 STI

$449.00
$449.00 - $449.00
$449.00
$449.00 - $449.00

DESCRIPTION This OLM 3 Piece Carbon Fiber Low Pro Front Lip provides another option to style the front of your vehicle. Front lips give your vehicl...

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SuperPro Front Complete Lower Alloy Control Arm Assembly Kit 2015-2021 WRX/STI

$749.99
$749.99 - $749.99
$749.99
$749.99 - $749.99

SuperPro Roll Control WRX Supaloy Front Lower Control Arms increase the handling of your WRX to better than that of the STI. Alloy light-weight an...

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Seibon CW Carbon Fiber Front Lip 2018-2021 WRX / 2018-2021 STI

$1,080.00
$1,080.00 - $1,080.00
$1,080.00
$1,200.00
$1,200.00 - $1,200.00
$1,200.00

DESCRIPTION You've finally decided you want to add a front lip to your car's front end, congrats! If durability, high quality, easy to install, and...

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OVERTAKE 5x114.3/5x100 5mm Wheel Spacers 2002-2026 WRX / 2004-2021 STI

$59.00
$59.00 - $59.00
$59.00
$59.00 - $59.00

The OVERTAKE Subaru Wheel Spacers push each wheel out 5mm, made from 6061 aluminum and drilled for both 5x114.3 and 5x100 so one pair fits Subarus ...

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FactionFab Front Brake Upgrade Kit 2015-2021 WRX

$337.25
$337.25 - $337.25
$337.25
$355.00
$355.00 - $355.00
$355.00

This convenient kit includes the following FRONT brake parts with an extra 5% discount compared to purchasing them separately! 2 Rotors 1 Set o...

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FactionFab 73mm to 56.1mm Hub Centric Ring Set

$20.00
$20.00 - $20.00
$20.00
$20.00 - $20.00

FactionFab Hub Centric Rings – 73mm to 56.1mm When installing aftermarket wheels on your Subaru, a proper hub-centric fit is key to maintaining smo...

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OVERTAKE OEM Downpipe to 3" Cat Back Adapter 2002-2026 WRX / 2004-2021 STI

$56.00
$56.00 - $56.00
$56.00
$56.00 - $56.00

Overtake OEM Downpipe to 3in Cat Back Exhaust Adapter – Eliminate Exhaust Leaks and Improve Flow Solve your exhaust leak problems with the Overtake...

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OVERTAKE Donut Gasket 2002-2026 WRX / 2004-2021 STI

$15.00
$15.00 - $15.00
$15.00
$15.00 - $15.00

Overtake Fiber-Reinforced Graphite Donut Gasket – A Durable, Cost-Effective Replacement for Your OEM Gasket If your Subaru’s OEM donut gasket is wo...

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Whiteline Rear Differential Mount Inserts 2008-2026 WRX / 2008-2021 STI

$59.16
$59.16 - $59.16
$59.16
$78.88
$78.88 - $78.88
$78.88

Whiteline's differential insert bushings work within the voids of the original factory bushing to ensure pinion angles are maintained while deliver...

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IAG Coilover Cover Sleeves 2002-2026 WRX / 2004-2021 STI

$99.99
$99.99 - $99.99
$99.99
$99.99 - $99.99

PROTECT YOUR COILOVERS You’ve spent a lot of money on your coilovers, why not protect your investment? IAG’s Coilover Cover Sleeves provide a...

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OVERTAKE Rain Guard Kit 2015-2021 WRX / 2015-2021 STI

$125.00
$125.00 - $125.00
$125.00
$125.00 - $125.00

Let Fresh Air in While Staying Dry | OVERTAKE Rain Guards OVERTAKE Rain Guards allow you to crack your windows in the rain, while preventing water ...

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IAG Black Street Series Air Oil Separator 2008-2014 WRX / 2008-2021 STI

$499.99
$499.99 - $499.99
$499.99
$499.99 - $499.99

SAFEGUARD YOUR SUBARU The IAG Performance Air / Oil Separator (AOS) is a smart upgrade for your Subaru. Developed through years of meticul...

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Motul Transmission & Differential Oil Change Kit 2022-2026 WRX / 2004-2021 STI

$204.36
$204.36 - $204.36
$204.36
$227.10
$227.10 - $227.10
$227.10

DESCRIPTION The Motul Transmission & Differential Oil Change Kit is designed for 2022+ Subaru WRX and 2004–2021 STI models, providing high-per...

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

$64.68
$64.68 - $64.68
$64.68
$64.68 - $64.68

DESCRIPTION Improve your braking precision with StopTech Stainless Steel Front Brake Lines for 2008 to 2021 Subaru WRX and 2008 to 2017 STI models....

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MSP Paint Matched Vortex Generator 2015-2021 WRX / 2015-2021 STI

$129.00
$129.00 - $129.00
$129.00
$159.00
$159.00 - $159.00
$159.00

Refine the aerodynamics and complete the rear profile of your 2015-2017 WRX / 2015-2017 STI with the MSP Paint Matched Vortex Generator. Designed t...

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Perrin Black Clutch Delay Valve Delete 2006-2026 WRX / 2006-2021 STI

$39.95
$39.95 - $39.95
$39.95
$47.00
$47.00 - $47.00
$47.00

Enhance your driving experience with the PERRIN Clutch Delay Valve Delete. This simple upgrade removes the OEM delay valve to improve clutch engage...

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Perrin Transmission Crossmember Bushing Kit 2008+ WRX / 2008-2021 STI

$49.30
$49.30 - $49.30
$49.30
$58.00
$58.00 - $58.00
$58.00

DESCRIPTION Dial in your drivetrain feel and eliminate excess play with the Perrin Transmission Crossmember Bushing Kit for the 2008+ WRX and 2008–...

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Exedy Stage 1 Organic Disc Clutch Kit 2004-2021 STI

$562.70
$562.70 - $562.70
$562.70
$662.02
$662.02 - $662.02
$662.02

This is Exedy's Stage 1 Organic Clutch Kit. If you have upgrades that include an intake or a cat-back exhaust system with a tune, these upgrades ma...

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OLM Golden Wide Angle Convex Mirrors w/ Defrosters 2015-2021 WRX / 2015-2021 STI

$199.00
$199.00 - $199.00
$199.00
$199.00 - $199.00

DESCRIPTION The OLM Golden Wide Angle Convex Mirrors with Defrosters are perfect for those looking to improve the visibility of their mirrors. Thes...

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OLM Spec CR Sequential LED Tail Lights Red Lens 2015-2021 WRX / 2015-2021 STI

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

DESCRIPTION The OLM Spec CR Sequential LED Tail Lights for the 2015-2021 WRX/STI flip the stock taillights on their head with a reverse C-clamp LED...

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COBB Reverse Lockout 2004-2021 STI

$125.00
$125.00 - $125.00
$125.00
$125.00 - $125.00

Description If you've owned an STI for an extended period of time, you may have noticed that the factory reverse lockout pull has developed a sli...

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GrimmSpeed 12mm Two Position Exhaust Hanger 2008-2026 WRX / 2008-2021 STI

$14.00
$14.00 - $14.00
$14.00
$14.00 - $14.00

DESCRIPTION Aftermarket exhaust systems are often larger in diameter than factory systems. As a result, they have a tighter fit below your car. Wit...

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COBB Redline Carbon Fiber Intake 2015-2021 WRX

$875.00
$875.00 - $875.00
$875.00
$875.00 - $875.00

Emissions 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with th...

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Perrin Black Cold Air Intake 2015-2021 WRX

$419.90
$419.90 - $419.90
$419.90
$494.00
$494.00 - $494.00
$494.00

Increase horsepower and style under your hood. The PERRIN Cold Air Intake (CAI) system uses proper MAF alignment and tubing size, which are crucia...

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Perrin Black Top Mount Intercooler 2015-2021 WRX

$799.00
$799.00 - $799.00
$799.00
$940.00
$940.00 - $940.00
$940.00

Add a consistent 10+ wheel horsepower with one of the largest Top Mounted Intercoolers on the market! We pushed every dimension to make this the b...

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DBA 4000 Series T3 Slotted Front Brake Rotor 2015-2021 WRX

$221.56
$221.56 - $221.56
$221.56
$261.85
$261.85 - $261.85
$261.85

DESCRIPTION Upgrade the front braking performance of your 2015-2021 Subaru WRX with the DBA 4000 Series T3 Slotted Front Brake Rotor. Designed a...

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Compressive Tuning Intercooler Guard 2015-2021 WRX

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

Compressive Tuning Intercooler Guard 2022+ WRX Introducing AirShields by Compressive Tuning – the ultimate combination of durability, fu...

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COBB Fuel Rails/Line Kit Package 2008-2021 STI

$775.00
$775.00 - $775.00
$775.00
$775.00 - $775.00

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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Perrin Neon Yellow Radiator Shroud 2015-2021 WRX / 2015-2021 STI

$123.25 - $192.10
$123.25 - $192.10
$123.25
$145.00 - $226.00
$145.00 - $226.00
$145.00

The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look. DESIGN Dress up the top of your radiator with t...

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Whiteline Anti Lift Kit 2015-2026 WRX/ 2011-2021 STI

$128.91
$128.91 - $128.91
$128.91
$171.88
$171.88 - $171.88
$171.88

Whiteline's Anti Geometry Kit replaces the front control arm rear vertically mounted bushing and featuring low compliance synthetic elastomer with ...

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Rally Armor White UR Mud Flap Red Logo 2015-2021 WRX / 2015-2021 STI

$212.50
$212.50 - $212.50
$212.50
$212.50 - $212.50

Rally Armor is pleased to announce the addition of our new line of urethane (UR) line of flaps for the 2015+ WRX & STI featuring 3D scanned pre...

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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!