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2015-2021 WRX STI Mods

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Perrin Super Shifter Stop 2015+ WRX

$51.00
$51.00 - $51.00
$51.00
$38.25
$38.25 - $38.25
$38.25

Feel the difference, instantly with the PERRIN Super Shifter Stop. Remove loose and sloppy shift gate feel within minutes--no special tools requir...

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MSP Carbon Fiber STI Shifter Trim Replacement 2015-2021 WRX/STI

$599.00 - $599.00
$599.00
$599.00 - $599.00
$599.00

DESCRIPTION Introducing the MSP Carbon Fiber STI Shifter Trim Replacement for the 2015-2021 WRX/STI! Looking to get rid of that fake carbon fiber o...

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DBA Street Series Slotted Rear Rotor 2008-2021 WRX

$167.38
$167.38 - $167.38
$167.38
$117.17
$117.17 - $117.17
$117.17

STREET SERIES direct replacement rotors are ideal for drivers seeking an OE level performance upgrade. STREET SERIES rotors are the perfect option ...

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Silvers NEOMAX Coilovers 2015-2021 WRX/STI

$1,399.00 - $1,399.00
$1,399.00
$1,399.00 - $1,399.00
$1,399.00

Adjustable T6 6061 front camber plates on all applicable McPherson style applications. Koyo Japan Radial Bearing upper spring perch standard on al...

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Silvers NEOMAX Super Low Coilovers 2015-2021 WRX/STI

$1,399.00 - $1,399.00
$1,399.00
$1,399.00 - $1,399.00
$1,399.00

Adjustable T6 6061 front camber plates on all applicable McPherson style applications. Koyo Japan Radial Bearing upper spring perch standard on al...

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ETS Cold Air Intake 2015-2021 WRX

$359.00 - $459.00
$359.00 - $459.00
$359.00 - $459.00
$359.00

Our intake system utilizes a stock size MAF housing that doesn't require any retuning. You can bolt this on and notice immediate performance gains!...

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GrimmSpeed Red Air Oil Separator 2008-2014 WRX

$315.00
$315.00 - $315.00
$315.00
$283.50
$283.50 - $283.50
$283.50

DESCRIPTION This is the GrimmSpeed Air Oil Separator. If you're familiar with modifying your vehicle, then you will know the importance of an air/o...

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GrimmSpeed Black Air Oil Separator 2002-2007 WRX / 2004-2021 STI

$315.00
$315.00 - $315.00
$315.00
$283.50
$283.50 - $283.50
$283.50

DESCRIPTION The GrimmSpeed Air/Oil Separator for turbocharged Subaru models has a unique design that allows you to maintain your PCV Valve while se...

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COBB Tuning Cast Turbo Inlet 2015-2021 WRX

$265.00 - $265.00
$265.00
$265.00 - $265.00
$265.00

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 the ...

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OLM Headlight Converter Harness Pair 2018-2021 WRX/STI

$69.00 - $69.00
$69.00
$69.00 - $69.00
$69.00

DESCRIPTION For those who desire the 2015-2017 headlights on the 2018+ Subaru WRX/STI, OLM has discovered an easy solution by making a plug-and-pla...

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Hawk HPS Rear Brake Pads 2008-2021 WRX

$149.99
$149.99 - $149.99
$149.99
$104.99
$104.99 - $104.99
$104.99

The High-Performance Street compound offers a higher coefficient of friction over stock brake pads and can provide you 20-40% more stopping power a...

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Hawk Ceramic Front Brake Pads 2015-2021 WRX

$193.99
$193.99 - $193.99
$193.99
$135.79
$135.79 - $135.79
$135.79

Performance Ceramic is engineered to reduce brake NVH (Noise, Vibration and Harshness) creating a quieter performing brake pad. Furthermore, the ce...

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Hawk Ceramic Rear Brake Pads 2008-2021 WRX

$161.99
$161.99 - $161.99
$161.99
$113.39
$113.39 - $113.39
$113.39

Performance Ceramic is engineered to reduce brake NVH (Noise, Vibration and Harshness) creating a quieter performing brake pad. Furthermore, the ce...

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COBB Tuning x WeatherTech Front Floorliner 2015-2021 WRX/STI

$140.00
$140.00 - $140.00
$140.00
$126.00
$126.00 - $126.00
$126.00

FloorLiner In the quest for the most advanced concept in floor protection, the talented designers and engineers at WeatherTech have worked tirele...

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MSP VR Style Widebody Kit 2015-2021 WRX/STI

$6,999.00 - $6,999.00
$6,999.00
$6,999.00 - $6,999.00
$6,999.00

DESCRIPTION Unleash the full potential of your 2015-2021 WRX or STI with the MSP VR Style Widebody Kit, a jaw-dropping kit that redefines the aesth...

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Perrin Black Rear Shock Tower Brace 2015-2021 WRX/STI

$223.00
$223.00 - $223.00
$223.00
$167.25
$167.25 - $167.25
$167.25

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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Perrin Carbon Fiber Rear Shock Tower Brace 2015-2021 WRX/STI

$341.00
$341.00 - $341.00
$341.00
$255.75
$255.75 - $255.75
$255.75

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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Perrin Hyper Pink Rear Shock Tower Brace 2015-2021 WRX/STI

$235.00
$235.00 - $235.00
$235.00
$176.25
$176.25 - $176.25
$176.25

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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Perrin Neon Yellow Rear Shock Tower Brace 2015-2021 WRX/STI

$235.00
$235.00 - $235.00
$235.00
$176.25
$176.25 - $176.25
$176.25

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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Perrin Red Rear Shock Tower Brace 2015-2021 WRX/STI

$223.00
$223.00 - $223.00
$223.00
$167.25
$167.25 - $167.25
$167.25

Enhance chassis rigidity and improve steering precision with the ultra-strong PERRIN Rear Shock Tower Brace.  PERFORMANCE During cornering, the Pe...

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Verus Engineering Exhaust Cutout Cover 2015-2021 WRX/STI

$69.95 - $69.95
$69.95
$69.95 - $69.95
$69.95

A perfect addition to your VA if you are running a single exit exhaust and would like to cover the opening that no longer serves a purpose. The uni...

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OLM OE Style Mirror Cover with Turn Signal Cutout 2015-2021 WRX/STI

$115.00 - $115.00
$115.00
$115.00 - $115.00
$115.00

DESCRIPTION These OLM OE Style Paint Matched Mirror Cover with Turn Signal Cutouts are a great touch for anyone who wants their 2015-2021 Subaru W...

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Whiteline Performance Lowering Spring Kit 2015-2021 WRX

$339.88
$339.88 - $339.88
$339.88
$254.91
$254.91 - $254.91
$254.91

Whiteline Springs deliver improved vehicle performance whilst maintaining safety and ride quality characteristics. This kit contains 6.1kg/mm (341l...

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Perrin Red Oil Cap 2002+ WRX / 2004-2021 STI

$82.00
$82.00 - $82.00
$82.00
$61.50
$61.50 - $61.50
$61.50

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

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Perrin Black Oil Cap 2002+ WRX / 2004-2021 STI

$82.00
$82.00 - $82.00
$82.00
$61.50
$61.50 - $61.50
$61.50

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

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Perrin Neon Yellow Oil Cap 2002+ WRX / 2004-2021 STI

$88.00
$88.00 - $88.00
$88.00
$66.00
$66.00 - $66.00
$66.00

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

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Perrin Blue Oil Cap 2002+ WRX / 2004-2021 STI

$82.00
$82.00 - $82.00
$82.00
$61.50
$61.50 - $61.50
$61.50

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

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Perrin Hyper Pink Oil Cap 2002+ WRX / 2004-2021 STI

$88.00
$88.00 - $88.00
$88.00
$66.00
$66.00 - $66.00
$66.00

Replace the ugly yellow plastic OEM oil fill cap with the sexy billet aluminum PERRIN Oil Fill Cap! Complete Your Engine Bay The Perrin Aluminum O...

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Verus Engineering UCW Rear Wing Kit 2015-2021 STI

$1,939.95 - $2,059.95
$1,939.95 - $2,059.95
$1,939.95 - $2,059.95
$1,939.95

OVERVIEW The UCW rear wing is a great addition to your VA STI to increase downforce significantly in the rear, increase confidence on track, an...

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Verus Engineering UCW Rear Wing Kit 2015-2021 WRX

$1,749.95 - $1,869.95
$1,749.95 - $1,869.95
$1,749.95 - $1,869.95
$1,749.95

OVERVIEW The UCW rear wing is a great addition to your VA WRX to increase downforce significantly in the rear, increase confidence on track, an...

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Verus Engine Bay Cap Kit 2015-2021 WRX/STI

$209.95 - $209.95
$209.95
$209.95 - $209.95
$209.95

OVERVIEW Cover up the lackluster plastic caps that come on your factory WRX/STI (VA/GR/GV) with a cap machined from solid aluminum.  The caps a...

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MSP VR Style Carbon Fiber Side Skirt Caps 2015-2021 WRX/STI

$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00

DESCRIPTION Introducing the MSP VR Style Carbon Fiber Side Skirt Caps! These are design based on the Varis Arising II Side Skirt Shrouds, but are m...

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P2M Front and Rear Race Floor Mats 2002-2007 WRX / 2004-2007 STI

$95.00 - $95.00
$95.00
$95.00 - $95.00
$95.00

Be ready to race with P2M's Front & Rear Race Floor Mats for the 2002-2007 WRX / 2004-2007 STI! These mats are designed for an OEM fit and ...

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P2M Rear Lower Control Arms 2008-2021 WRX/STI

$350.00 - $350.00
$350.00
$350.00 - $350.00
$350.00

P2M rear lower control arms were made to accommodate extreme drop in mind. The rear lower control arms by itself will lower the vehicle stance over...

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COBB Tuning Delrin Oil Cap 2002+ WRX / 2004-2021 STI

$95.00 - $95.00
$95.00
$95.00 - $95.00
$95.00

The COBB Delrin Oil Cap's construction of pure medical-grade black Delrin means it does not absorb heat like many aluminum options. The included ...

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COBB Tuning x WeatherTech Rear Floorliner 2015-2021 WRX/STI

$94.95
$94.95 - $94.95
$94.95
$85.45
$85.45 - $85.45
$85.45

FloorLiner In the quest for the most advanced concept in floor protection, the talented designers and engineers at WeatherTech have worked tirele...

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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!