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2015-2021 WRX & STI Mods

HKS Hipermax G Strut/Spring Combo Kit 2015-2021 STI

$1,980.00
$1,980.00 - $1,980.00
$1,980.00
$1,980.00 - $1,980.00

The HKS Hipermax G Suspension Kit was designed for the 15+ Subaru WRX as the ultimate OEM Plus shock and spring set-up in the market. By having a s...

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GrimmSpeed Head Gasket Set 2006-2014 WRX / 2004-2021 STI

$149.00 - $169.00
$149.00 - $169.00
$149.00
$149.00 - $169.00

DESCRIPTION The GrimmSpeed Head Gaskets feature a multi-layer steel (MLS) construction, in which multiple grades are used to provide optimal surfac...

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GrimmSpeed Exhaust Manifold to Turbo Gasket 2015-2021 WRX

$31.00
$31.00 - $31.00
$31.00
$31.00 - $31.00

DESCRIPTION At GrimmSpeed we have worked with endless amounts of aftermarket gaskets, none seem to work as well as the multi-layer steel OEM style ...

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GrimmSpeed Black StealthBox Intake 2015-2021 STI

$369.00
$369.00 - $369.00
$369.00
$369.00 - $369.00

DESCRIPTION The GrimmSpeed StealthBox Cold Air Intake System is the result of countless invested hours in research and development to provide the p...

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COBB Tuning Driveline Bushing Kit 2008-2021 WRX/STI

$165.00
$165.00 - $165.00
$165.00
$165.00 - $165.00

DESCRIPTION Driveline mounts/bushings are installed to provide the driver with improved feel/response from the engine, driveline, and steering comp...

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COBB Previous Sensor Kit to Can Flex Fuel Upgrade + Fuel Pressure Kit 2018-2021 WRX

$840.00
$840.00 - $840.00
$840.00
$840.00 - $840.00

Emissions This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing resul...

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COBB Can Flex Fuel Upgrade 2018-2021 WRX

$1,035.00
$1,035.00 - $1,035.00
$1,035.00
$1,035.00 - $1,035.00

Emissions This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing resul...

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Revel GT Dry Carbon Window Trim Set 2015-2021 WRX/STI

$403.75
$403.75 - $403.75
$403.75
$425.00
$425.00 - $425.00
$425.00

GLOSS FINISH A multi-layered gloss treatment is applied to enhance the aesthetics of the premium dry carbon. Each pattern of the carbo...

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Revel GT Dry Carbon Steering Wheel Lower Cover 2015-2021 WRXSTI

$137.75
$137.75 - $137.75
$137.75
$145.00
$145.00 - $145.00
$145.00

ENHANCE INTERIOR Enhance the look of the interior with perfectly fitted dry carbon overlays. Using various methods of extensive testing for eac...

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Revel GT Dry Carbon Outer A/C Vent Cover Pair 2015-2021 WRX/STI

$261.25
$261.25 - $261.25
$261.25
$275.00
$275.00 - $275.00
$275.00

ENHANCE INTERIOR Enhance the look of the interior with perfectly fitted dry carbon overlays. Using various methods of extensive testing for eac...

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MSP Double Sided Circuit Style Carbon Fiber Hood 2015-2021 WRX / 2015-2021 STI

$2,299.00
$2,299.00 - $2,299.00
$2,299.00
$2,299.00 - $2,299.00

DESCRIPTION Introducing the MSP Double Sided Circuit-Style Carbon Fiber Hood for 2015-2021 WRX/STI! Unleash the true potential of your vehicle's pe...

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Perrin Neon Yellow Rear Strut Tower Bar 2015-2021 WRX / 2015-2021 STI

$208.25
$208.25 - $208.25
$208.25
$245.00
$245.00 - $245.00
$245.00

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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COBB Redline Carbon Fiber Engine Cover 2015-2021 WRX

$325.00
$325.00 - $325.00
$325.00
$325.00 - $325.00

Description The COBB Redline Carbon Fiber Engine bay for the 2015+ Subaru WRX is constructed of solid carbon fiber featuring a 2x2 twill weave ...

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Perrin Red Cam Solenoid Cover 2015-2026 WRX

$152.15
$152.15 - $152.15
$152.15
$179.00
$179.00 - $179.00
$179.00

Conceal the ugly OEM covers with the PERRIN Cam Solenoid Covers. Made from CNC machined aluminum and anodized black, blue, neon yellow, or red to ...

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Perrin Black Cam Solenoid Cover 2015+ WRX

$152.15
$152.15 - $152.15
$152.15
$179.00
$179.00 - $179.00
$179.00

Conceal the ugly OEM covers with the PERRIN Cam Solenoid Covers. Made from CNC machined aluminum and anodized black, blue, neon yellow, or red to ...

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Perrin Black Charge Pipe 2015-2021 WRX

$349.35
$349.35 - $349.35
$349.35
$411.00
$411.00 - $411.00
$411.00

Replace the restrictive OEM plastic charge pipe to increase horsepower and boost response with the PERRIN Charge Pipe for 2015-2021 WRX!  NO TUNIN...

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Perrin Hyper Pink Cold Air Intake 2015-2021 WRX

$439.45
$439.45 - $439.45
$439.45
$517.00
$517.00 - $517.00
$517.00

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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Subaru OEM Short Block 2015-2021 WRX

$2,714.30
$2,714.30 - $2,714.30
$2,714.30
$2,714.30 - $2,714.30

Introducing the Subaru OEM 2.0L FA20DIT Short Block. This is a fully assembled short block that includes all the main guts such as the factory pist...

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DBA Street Series X Gold Front Brake Rotor 2015-2021 WRX

$164.59
$164.59 - $164.59
$164.59
$194.51
$194.51 - $194.51
$194.51

DESCRIPTION Upgrade the front braking performance of your 2015-2021 Subaru WRX with the DBA Street Series X Gold Front Brake Rotor. Designed as ...

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DBA Street Series T2 Slotted Rear Brake Rotor 2016+ WRX

$168.56
$168.56 - $168.56
$168.56
$199.21
$199.21 - $199.21
$199.21

DESCRIPTION Upgrade the rear braking performance of your 2016+ Subaru WRX with EyeSight using the DBA Street Series T2 Slotted Rear Brake Rotor. De...

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DBA 4000 Series XS Gold Rear Brake Rotor 2008-2021 WRX

$207.91
$207.91 - $207.91
$207.91
$245.71
$245.71 - $245.71
$245.71

DESCRIPTION Upgrade the rear braking performance of your 2008-2021 Subaru WRX with the DBA 4000 Series XS Gold Rear Brake Rotor. Built from XG-150 ...

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DBA 4000 Series T3 Slotted Rear Brake Rotor 2016+ WRX

$209.40
$209.40 - $209.40
$209.40
$247.47
$247.47 - $247.47
$247.47

DESCRIPTION Upgrade the rear braking performance of your 2016+ Subaru WRX with the DBA 4000 Series T3 Slotted Rear Brake Rotor. Designed as a hi...

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DBA 4000 Series XS Gold Front Brake Rotor 2015-2021 WRX

$237.57
$237.57 - $237.57
$237.57
$280.77
$280.77 - $280.77
$280.77

DESCRIPTION Upgrade the front braking performance of your 2015-2021 Subaru WRX with the DBA 4000 Series XS Gold Front Brake Rotor. Cast from XG-150...

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Perrin Front Mount Intercooler Kit 2015-2021 WRX

$2,277.15 - $2,370.65
$2,277.15 - $2,370.65
$2,277.15
$2,679.00 - $2,789.00
$2,679.00 - $2,789.00
$2,679.00

Intercooler Construction The Perrin Intercooler Core is 28" long x 9.25" tall x 3.5" deep with a volume of 906.5 cu-in. which gives the Perrin Int...

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South Bend Clutch Stage 2 Daily Clutch Kit 2006-2017 WRX

$1,002.38
$1,002.38 - $1,002.38
$1,002.38
$1,033.38
$1,033.38 - $1,033.38
$1,033.38

The South Bend Stage 2 Daily Clutch Kit is the ideal clutch for those of you with basic performance modifications that would otherwise surpass the ...

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ACT XACT Flywheel StreetLite 2006+ WRX

$384.00
$384.00 - $384.00
$384.00
$474.00
$474.00 - $474.00
$474.00

DESCRIPTION The ACT XACT Flywheel StreetLite is designed for the 2006+ Subaru WRX and offers a lightweight, durable upgrade over stock flywheels. P...

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TurboXS Front Mount Intercooler Kit Polished 2015-2021 WRX

$1,504.94
$1,504.94 - $1,504.94
$1,504.94
$1,956.42
$1,956.42 - $1,956.42
$1,956.42

The TurboXS 2015+ Subaru WRX Front Mount Intercooler Kit might be the single best modification you can do to your 2015-2016 WRX.  One of the bigges...

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Subaru OEM STI Short Throw Shifter 2015+ WRX

$339.95
$339.95 - $339.95
$339.95
$339.95 - $339.95

The factory Subaru OEM STI Short Throw Shifter is available for those of you who want to reduce the shifter throws in your vehicle. Shorter shifter...

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AMS Performance Front Mount Intercooler Bumper Beam 2015-2021 WRX

$484.95
$484.95 - $484.95
$484.95
$484.95 - $484.95
$484.95

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...

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AMS Performance Front Mount Intercooler 2015-2021 WRX

$874.95
$874.95 - $874.95
$874.95
$874.95 - $874.95
$874.95

Whether you live in a hot climate region, enjoy drag racing, or long high speed pulls on airstrips the 2015-2021 Subaru WRX Front Mount Intercooler...

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COBB BPV Adapter for FMIC 2002-2007 WRX / 2004-2021 STI

$85.00
$85.00 - $85.00
$85.00
$85.00 - $85.00

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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COBB Fuel Rails 2008-2021 STI

$300.00
$300.00 - $300.00
$300.00
$300.00 - $300.00

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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COBB Tuning Hot Pipe Kit 2015-2021 STI

$475.00
$475.00 - $475.00
$475.00
$475.00 - $475.00

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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COBB Black Front Mount Intercooler Kit 2015-2021 STI

$2,435.00
$2,435.00 - $2,435.00
$2,435.00
$2,435.00 - $2,435.00

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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COBB Airbox 2015-2018 STI

$260.00
$260.00 - $260.00
$260.00
$260.00 - $260.00

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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COBB Rear Differential Pinion Crossmember Mount Bushing 2008-2021 WRX / 2008-2021 STI

$85.00
$85.00 - $85.00
$85.00
$85.00 - $85.00

Description The Rear Differential Crossmember Mount Bushing (forward alloy differential support) uses specially formulated Polyurethane which a...

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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!