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2015-2021 WRX & STI Mods

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Tein RX1 Coilovers 2015-2021 WRX/STI

$1,472.50
$1,472.50 - $1,472.50
$1,472.50
$1,550.00
$1,550.00 - $1,550.00
$1,550.00

Highlights: Full-Length Ride Height Adjustment Feature - Ride Height Adjustment with Little or No Change in Ride Quality. Twin-Tube Structure - Fo...

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AEM Front Strut Tower Bar Wrinkle Red 2015-2021 WRX/STI

$346.99
$346.99 - $346.99
$346.99
$346.99 - $346.99

When a car equipped with a McPherson Strut suspension system, like the 2015 Subaru WRX 2.0L or WRX STi 2.5L, is being driven through a turn there i...

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Cusco Adjustable Rear Trailing Rods 2015-2021 WRX/STI

$513.00
$513.00 - $513.00
$513.00
$570.00
$570.00 - $570.00
$570.00

Cusco's rear trailing arm controls unwanted force under acceleration and braking. Cusco's adjustable pillowball trailing arms prevents unwanted whe...

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Tein Super Racing Coilovers 2015-2021 WRX/STI

$3,910.00
$3,910.00 - $3,910.00
$3,910.00
$3,910.00 - $3,910.00

Developed from actual competition, TEIN was able to create a fully adjustable damper that can be easily tuned for any track and weather conditions....

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Cusco Rear End Brace 2015-2021 WRX/STI

$256.50
$256.50 - $256.50
$256.50
$285.00
$285.00 - $285.00
$285.00

6A1 492 RE * Connect right and left rear subframe * Can not be used with OE bumper beam

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Cusco Center Floor Power Brace 2008-2021 STI

$567.00
$567.00 - $567.00
$567.00
$630.00
$630.00 - $630.00
$630.00

692 492 C * Connect Front member, Transmission member and main frame

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Cusco Front Member Brace 2015-2021 WRX/STI

$261.00
$261.00 - $261.00
$261.00
$290.00
$290.00 - $290.00
$290.00

* Connect both front Subframe 6A1 492 FM

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Cusco End Link Bushing Set 2015-2021 WRX/STI

$220.50
$220.50 - $220.50
$220.50
$245.00
$245.00 - $245.00
$245.00

692 464 SV

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Cusco Front Lateral Link Bushings (Lower Arm - Body Side) 2015-2021 WRX/STI

$234.00
$234.00 - $234.00
$234.00
$260.00
$260.00 - $260.00
$260.00

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Cusco Rear Upper Control Arm Bushings (Front Side) 2015-2021 WRX/STI

$243.00
$243.00 - $243.00
$243.00
$270.00
$270.00 - $270.00
$270.00

965 464 LV

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Cusco Rear Upper Control Arm Bushings (Rear Side) 2015-2021 WRX/STI

$256.50
$256.50 - $256.50
$256.50
$285.00
$285.00 - $285.00
$285.00

965 464 IV

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Cusco Front Lower Control Arm Bushings (Rear Side) 2015-2021 WRX/STI

$576.00
$576.00 - $576.00
$576.00
$640.00
$640.00 - $640.00
$640.00

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Cusco Front Lower Control Arm Bushings (Front Side) 2015-2021 WRX/STI

$243.00
$243.00 - $243.00
$243.00
$270.00
$270.00 - $270.00
$270.00

692 464 BV

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Cusco 26mm Front Sway Bar 2015-2021 STI

$396.00
$396.00 - $396.00
$396.00
$440.00
$440.00 - $440.00
$440.00

Maintain great comfort while suppressing body roll during cornering * 26 mm OD ( vs. 24 mm OEM ) * 127% Solid vs. OEM * HD Bushings included

KW Club Sport Coilover Kit 2015-2021 WRX/STI

$5,584.00
$5,584.00 - $5,584.00
$5,584.00
$5,584.00 - $5,584.00

The KW Clubsport coilovers combine KW's high-end racing technology with maintenance-free KW OEM components and TÜV certificate. This will provide y...

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KW Variant 3 Coilover Kit 2015-2021 WRX/STI

$3,894.00
$3,894.00 - $3,894.00
$3,894.00
$3,894.00 - $3,894.00

If you require the absolute pinnacle of suspension technology, the KW Variant 3 coilover system is for you. Variant 3 coilovers take KW innovation ...

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KW Variant 1 Coilover Kit 2015-2021 WRX/STI

$2,414.00
$2,414.00 - $2,414.00
$2,414.00
$2,414.00 - $2,414.00

The KW coilover kit Variant 1 "inox-line" is our entry model for more driving pleasure with an attractive and individually adjustable lowering. Due...

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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...

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SuperPro Rear 24mm Adjustable Sway Bar Kit 2015-2021 WRX/STI

$389.99
$389.99 - $389.99
$389.99
$389.99 - $389.99

If you are looking for increased cornering capabilities with decreased body roll, Roll Control sway bars are the answer! By being adjustable the Sw...

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SuperPro Rear 22mm Adjustable Sway Bar Kit 2015-2021 WRX/STI

$349.99
$349.99 - $349.99
$349.99
$349.99 - $349.99

If you are looking for increased cornering capabilities with decreased body roll, Roll Control sway bars are the answer! By being adjustable the Sw...

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SuperPro Front 26mm Adjustable Sway Bar Kit 2015-2021 WRX/STI

$329.99
$329.99 - $329.99
$329.99
$329.99 - $329.99

If you are looking for increased cornering capabilities with decreased body roll, Roll Control sway bars are the answer! By being adjustable the Sw...

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WhiteLine Rear Sway Bar - 20mm Heavy Duty 2015-2021 WRX/STI

$224.16
$224.16 - $224.16
$224.16
$298.88
$298.88 - $298.88
$298.88

Engineered to 'Activate More Grip', sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are sprea...

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Whiteline Rear Essential Vehicle Kit 2015-2021 WRX/STI

$279.66
$279.66 - $279.66
$279.66
$372.88
$372.88 - $372.88
$372.88

Whiteline's "Vehicle Essential Kits" contain all the essential components to 'Activate More Grip'.

SuperPro Front and Rear Sway Bar Kit 2015-2021 STI

$979.99
$979.99 - $979.99
$979.99
$979.99 - $979.99

The SuperPro Roll Control two position adjustable front sway bar is 26mm solid and the rear is a three position adjustable 24mm solid sway bar.Add ...

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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!