Skip to content
CHRISTMAS SAVINGS ARE LIVE!
CHRISTMAS SAVINGS ARE LIVE!

2015-2021 WRX STI Mods

Save up to 15% Save %

LowerClass Garage Front Brace 2015-2021 WRX/STI

$295.00 - $325.00
$295.00 - $325.00
$295.00
$250.75 - $276.25
$250.75 - $276.25
$250.75

LowerClass Garage Front Chassis Brace The Lower Class Garage Front Brace Bar is an amazing addition to any front end! Pair it with our Carbon Fiber...

View full details

AMS Front Mount Intercooler Bumper Beam 2015-2021 WRX

$424.95 - $424.95
$424.95
$424.95 - $424.95
$424.95

This is the AMS Performance Front Mount Intercooler Bumper Beam, which is an optional add-on for the AMS Front Mount Intercooler Kit. The Bumper Be...

View full details

SuperPro Rear Sway Bar Mount Brace Kit 2015-2021 WRX/STI

$85.99 - $85.99
$85.99
$85.99 - $85.99
$85.99

SuperPro has a complete replacement and repair upgrade solution for control arms.The SuperPro kit comes with arms with heavy duty ball joints, brac...

View full details

ETS Chassis Support Brace 2015-2021 STI

$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00

This is handmade here in the USA at Extreme Turbo Systems. This will bolt up with a 3.0"-4.0" ETS intercooler and requires no additional trimming o...

View full details
Save 25% Save %

Whiteline Rear Brace - Sway Bar Mount Support 2015-2021 WRX/STI

$106.88
$106.88 - $106.88
$106.88
$80.16
$80.16 - $80.16
$80.16

Whiteline's rear sway bar mount support brace increases the stiffness of the rear sway bar mount and reduce the likelihood of bending or cracking ...

View full details
Save 15% Save %

APR 8mm Wind Splitter Rods

$72.00
$72.00 - $72.00
$72.00
$61.20
$61.20 - $61.20
$61.20

These support rods are used to reinforce the Front Wind Splitter. Comes with a pair of stainless steel support rods. Note: Length 5.5" to 8"

Save 10% Save %

GrimmSpeed Front Mount Intercooler Bumper Bar 2015-2021 WRX/STI

$209.00
$209.00 - $209.00
$209.00
$188.10
$188.10 - $188.10
$188.10

DESCRIPTION To help keep chassis deflection at bay and to keep any large dents out of your front fascia we’re offering the GrimmSpeed Bumper Bar as...

View full details
Save 25% Save %

Perrin Pitch Stop Brace 2015-2021 WRX/STI

$352.00
$352.00 - $352.00
$352.00
$264.00
$264.00 - $264.00
$264.00

The OEM Subaru pitch stop brackets fail over time. Help prevent this failure with the PERRIN Pitch Stop Brace.  THE PROBLEM WITH THE OEM PITCH STO...

View full details

COBB Tuning Rear Sway Bar Mount Reinforcement Kit 2008-2021 WRX/STI

$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00

DESCRIPTION This powder coated brace mounts between the lower tab of the rear sway bar bushing mount and the rear inner lower control arm bo...

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!