Skip to content
JULY 4TH DEALS END 7/6
JULY 4TH DEALS END 7/6

2015-2021 WRX & STI Mods

FactionFab Axle Back Exhaust Onyx Black Tip 2015-2021 WRX/ 2015-2018 STI

$395.00
$395.00 - $395.00
Current price $395.00
Original price $395.00 - Original price $395.00
Original price

DESCRIPTION The Faction Fab OEM replacement axle-back system is 100% made in the USA, using American sourced tubing for best quality and manufactur...

View full details

FactionFab Carbon Steering Wheel with Leather Sides 2015-2021 WRX / 2015-2021 STI

$600.00
$600.00 - $600.00
Current price $600.00
Original price $600.00 - Original price $600.00
Original price

DESCRIPTION The Faction Fab steering wheel is a 100% factory replacement. It's made with high quality leather and carbon fiber to create a better f...

View full details

FactionFab F-Spec Front Brake Pads 2004-2017 STI

Current price $29.00
$29.00 - $29.00
Current price $29.00
Original price $56.00
Original price $56.00 - Original price $56.00
Original price $56.00

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

View full details

FactionFab 5x100/114.3 5mm Spacers 2002-2026 WRX / 2004-2021 STI

$45.00
$45.00 - $45.00
Current price $45.00
Original price $45.00 - Original price $45.00
Original price

Wheel spacers come with many benefits for those who want to gain more brake caliper clearance with aftermarket wheels. There are other benefits tha...

View full details

FactionFab 73mm to 56.1mm Hub Centric Ring Set

$20.00
$20.00 - $20.00
Current price $20.00
Original price $20.00 - Original price $20.00
Original price

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...

View full details

FactionFab V2 Rear Brake Pads 2024-2026 WRX / 2018-2021 STI

$80.00
$80.00 - $80.00
Current price $80.00
Original price $80.00 - Original price $80.00
Original price

Unleash Precision Braking for Street, Auto-X, and Light Track Performance  FactionFab V2 Brake Pads are engineered for enthusiasts who demand a ...

View full details

FactionFab 5x100/114.3 3mm Spacers 2002-2026 WRX / 2004-2021 STI

$45.00
$45.00 - $45.00
Current price $45.00
Original price $45.00 - Original price $45.00
Original price

Wheel spacers come with many benefits for those who want to gain more brake caliper clearance with aftermarket wheels. There are other benefits tha...

View full details

FactionFab 5x114.3 to 5x100 20mm Wheel Spacers 2015-2026 WRX / 2005-2021 STI

$160.00
$160.00 - $160.00
Current price $160.00
Original price $160.00 - Original price $160.00
Original price

These wheel spacers will allow you to convert your 5x114.3 vehicle to accept wheels with a 5x100 bolt pattern. Additionally, these spacers will com...

View full details

FactionFab V2 FL-Spec Coilovers 2015-2021 WRX / 2015-2021 STI

$1,150.00
$1,150.00 - $1,150.00
Current price $1,150.00
Original price $1,150.00 - Original price $1,150.00
Original price

These V2 FL-Specs are our best “all-around” coilover. They have balanced spring rates and valving to suit street and light track driving while impr...

View full details

FactionFab V2 Front Brake Pads 2024-2026 WRX / 2018-2021 STI

$90.00
$90.00 - $90.00
Current price $90.00
Original price $90.00 - Original price $90.00
Original price

Unleash Precision Braking for Street, Auto-X, and Light Track Performance  FactionFab V2 Brake Pads are engineered for enthusiasts who demand a ...

View full details

FactionFab V2 Slotted Front Rotor 2015-2021 WRX

$135.00
$135.00 - $135.00
Current price $135.00
Original price $135.00 - Original price $135.00
Original price

FactionFab V2 Brake Rotors deliver the ultimate combination of performance, reliability, and affordability for your vehicle’s braking system. Engin...

View full details

FactionFab Front Full Brake Upgrade Kit 2024-2026 WRX / 2018-2021 STI

$680.00
$680.00 - $680.00
Current price $680.00
Original price $680.00 - Original price $680.00
Original price

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

View full details

FactionFab Rear Full Upgrade Brake Kit 2008-2017 STI

$495.00
$495.00 - $495.00
Current price $495.00
Original price $495.00 - Original price $495.00
Original price

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

View full details

FactionFab Front Full Upgrade Brake Kit 2008-2017 STI

$505.00
$505.00 - $505.00
Current price $505.00
Original price $505.00 - Original price $505.00
Original price

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

View full details

FactionFab Rear Brake Upgrade Kit 2024-2026 WRX / 2018-2021 STI

$430.00
$430.00 - $430.00
Current price $430.00
Original price $430.00 - Original price $430.00
Original price

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

View full details

FactionFab Front Brake Upgrade Kit 2004-2017 STI

$365.00
$365.00 - $365.00
Current price $365.00
Original price $365.00 - Original price $365.00
Original price

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

View full details

FactionFab Rear Brake Upgrade Kit 2008-2017 STI

$355.00
$355.00 - $355.00
Current price $355.00
Original price $355.00 - Original price $355.00
Original price

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

View full details

FactionFab Front Brake Upgrade Kit 2024-2026 WRX / 2018-2021 STI

$530.00
$530.00 - $530.00
Current price $530.00
Original price $530.00 - Original price $530.00
Original price

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

View full details

FactionFab Front Brake Upgrade Kit 2015-2021 WRX

$355.00
$355.00 - $355.00
Current price $355.00
Original price $355.00 - Original price $355.00
Original price

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

View full details

FactionFab Rear Full Brake Upgrade Kit 2024-2026 WRX / 2018-2021 STI

$580.00
$580.00 - $580.00
Current price $580.00
Original price $580.00 - Original price $580.00
Original price

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

View full details

FactionFab OE Line Exhaust Manifold to Head Gasket 2002-2014 WRX / 2004-2021 STI

$8.00
$8.00 - $8.00
Current price $8.00
Original price $8.00 - Original price $8.00
Original price

This is a great way to get the factory OE gasket for a fraction of the price when compared to the dealer. DETAILS: EJ Head to Exhaust Manifold Gas...

View full details

FactionFab OE Line Turbo to Downpipe Gasket 2002-2014 WRX / 2004-2021 STI

$12.00
$12.00 - $12.00
Current price $12.00
Original price $12.00 - Original price $12.00
Original price

This is a great way to get the factory OE gasket for a fraction of the price when compared to the dealer. DETAILS: EJ Turbo to Downpipe Gasket Man...

View full details

FactionFab Rear Stainless Steel Brake Lines 2008-2017 STI

$70.00
$70.00 - $70.00
Current price $70.00
Original price $70.00 - Original price $70.00
Original price

These have been designed to improve your braking response by replacing your factory rubber lines that can be soft and expand over time. With stainl...

View full details

FactionFab Black 34mm Lug Nuts M12x1.25

$65.00
$65.00 - $65.00
Current price $65.00
Original price $65.00 - Original price $65.00
Original price

Lug Nuts are the perfect aftermarket wheel add-on or OEM small purchase to really complete the customized look of the vehicle. Our philosophy with ...

View full details

FactionFab 5x114.3 to 5x100 25mm Wheel Adapters 2015-2026 WRX / 2005-2021 STI

$160.00
$160.00 - $160.00
Current price $160.00
Original price $160.00 - Original price $160.00
Original price

These wheel spacers will allow you to convert your 5x114.3 setup to accept wheels with a 5x100 bolt pattern. Additionally, these spacers will come ...

View full details

FactionFab 6-Speed Front Shifter Bushing 2004-2021 STI

$30.00
$30.00 - $30.00
Current price $30.00
Original price $30.00 - Original price $30.00
Original price

This particular bushing has been crafted from quality urethane materials to be a direct replacement for the weak factory rubber bushing. It has bee...

View full details

FactionFab Shifter Stop 2015-2026 WRX

$38.00
$38.00 - $38.00
Current price $38.00
Original price $38.00 - Original price $38.00
Original price

When Subaru switched to a cable shifter system in their newer manual transmissions, the design left a lot of room for improvement as there is exces...

View full details

FactionFab 5x114.3 20mm Wheel Spacers 2015-2026 WRX / 2005-2021 STI

$160.00
$160.00 - $160.00
Current price $160.00
Original price $160.00 - Original price $160.00
Original price

Wheel spacers come with many benefits for those who want to gain more brake caliper clearance with aftermarket wheels. There are other benefits tha...

View full details

FactionFab Front / Rear Stainless Steel Brake Lines 2018-2021 STI

$70.00
$70.00 - $70.00
Current price $70.00
Original price $70.00 - Original price $70.00
Original price

These brake lines are direct replacements for your front or rear factory brake lines that can warp over time or expand under pressure, which can af...

View full details

FactionFab Rear Stainless Steel Brake Lines 2008-2021 WRX

$70.00
$70.00 - $70.00
Current price $70.00
Original price $70.00 - Original price $70.00
Original price

These have been designed to improve your braking response by replacing your factory rubber lines that can be soft and expand over time. With stainl...

View full details

FactionFab 26mm Front Sway Bar 2015-2021 WRX

$280.00
$280.00 - $280.00
Current price $280.00
Original price $280.00 - Original price $280.00
Original price

FactionFab sway bars are a cost-effective solution to set your car up for balanced grip and reduced body roll when cornering. With durable protecti...

View full details

FactionFab Front Stainless Steel Brake Lines 2008-2017 STI

$70.00
$70.00 - $70.00
Current price $70.00
Original price $70.00 - Original price $70.00
Original price

These have been designed to improve your braking response by replacing your factory rubber lines that can be soft and expand over time. With stainl...

View full details

FactionFab Rear Shifter Bushing 2002-2014 WRX / 2004-2021 STI

$30.00
$30.00 - $30.00
Current price $30.00
Original price $30.00 - Original price $30.00
Original price

This is an upgraded mount crafted from durable urethane materials, and is a direct replacement for the factory rubber rear bushing. The result is t...

View full details

FactionFab MLS Head to Exhaust Manifold Gasket 2002-2026 WRX / 2004-2021 STI

$12.00
$12.00 - $12.00
Current price $12.00
Original price $12.00 - Original price $12.00
Original price

This is a quality and durable gasket that will provide your vehicle with a durable seal to maintain the performance of your vehicle. Here are the d...

View full details

FactionFab MLS Turbo to Downpipe Gasket 2002-2014 WRX / 2004-2021 STI

$17.00
$17.00 - $17.00
Current price $17.00
Original price $17.00 - Original price $17.00
Original price

This is a quality and durable gasket that will provide your vehicle with a durable seal to maintain the performance of your vehicle. Here are the d...

View full details

FactionFab 3D Lava Turbo Blanket 2002-2014 WRX / 2004-2021 STI

$150.00
$150.00 - $150.00
Current price $150.00
Original price $150.00 - Original price $150.00
Original price

Turbochargers work on the basis of heat energy and keeping the turbo as hot as possible. By containing as much heat as possible within the turbine ...

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!