2015-2021 WRX & STI Mods
ETS Rotated Intercooler Piping Conversion Kit 2015-2021 STI
This piping kit is used to convert your stock turbo ETS FMIC kit to work with the ETS rotated turbo kit. This kit won't work on any o...
View full detailsETS Titanium Stock Turbo Piping Kit 2015-2021 STI
This piping kit is the best on the market for relocating the factory Subaru intercooler. The factory intercooler location allows for excessive heat...
View full detailsOvertake Radiator Hose Kit 2008-2014 WRX / 2008-2021 STI
Overtake Subaru Radiator Hose Kit | Stronger Than OEM Ensure your Subaru's cooling system is built to last with the Overtake Silicone Radiator Hose...
View full detailsFactionFab Pitch Stop Mount 2002-2026 / 2004-2021 STI
The pitch stop is designed to reduce front to back engine movement under acceleration and braking. In order to achieve maximum comfort, the factory...
View full detailsPerrin Neon Yellow Cold Air Intake 2016-2017 STI
Increase horsepower and add under-hood style with the PERRIN Cold Air Intake. It features correct MAF alignment and tubing size to maintain proper ...
View full detailsPerrin Hyper Pink Cold Air Intake 2016-2017 STI
Increase horsepower and add under-hood style with the PERRIN Cold Air Intake. It features correct MAF alignment and tubing size to maintain proper ...
View full detailsPerrin Red Cold Air Intake 2016-2017 STI
Increase horsepower and add under-hood style with the PERRIN Cold Air Intake. It features correct MAF alignment and tubing size to maintain proper ...
View full detailsPerrin Black Cold Air Intake 2016-2017 STI
Increase horsepower and add under-hood style with the PERRIN Cold Air Intake. It features correct MAF alignment and tubing size to maintain proper ...
View full detailsHKS Stainless Steel Equal Length Exhaust Manifold 2006-2014 WRX / 2004-2021 STI
DESCRIPTION Experience enhanced exhaust performance with the HKS Equal Length Header (Exhaust Manifold) designed for the Subaru EJ25 motor. Compat...
View full detailsRadium Catch Can Kit 2002-2014 WRX / 2004-2021 STI
DESCRIPTION The catch can draws out oil and water condensation from the crankcase gasses that would otherwise be drawn into the intake manifold. Th...
View full detailsOVERTAKE Up-Pipe Hardware Kit 2002-2014 WRX / 2004-2021 STI
Overtake Up-Pipe Hardware Kit | Get Your Turbo Bolted Up Right If you've ever removed the turbo from your EJ powered Subaru, you know that the hard...
View full detailsOVERTAKE Drive-By-Wire Throttle Body Gasket 2006-2007 WRX / 2004-2021 STI
Keep your Subaru’s engine running exactly as it should with the OVERTAKE Drive-by-Wire Throttle Body Gasket. Designed for Subaru EJ engines includi...
View full detailsOVERTAKE Intercooler BPV Gasket 2002-2007 WRX / 2004-2021 STI
Overtake By-Pass Valve Gasket | Be Done With Leaks The OEM Subaru Top Mount Intercooler (TMIC) gaskets are notorious for causing the most frequent ...
View full detailsOVERTAKE Downpipe to Catback 3in Gasket 2X THICK 2002-2026 WRX / 2004-2021 STI
Overtake 3in 2X Thick Exhaust Gasket | Be Done With Exhaust Leaks Looking for a Subaru gasket that won't leak? We get it – finding a high-quality g...
View full detailsGrimmSpeed Red V2 Bypass Valve 2015-2021 WRX
5.0 / 5.0
6 Reviews
DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...
View full detailsGrimmSpeed Black V2 Bypass Valve 2002-2007 WRX / 2004-2021 STI
5.0 / 5.0
6 Reviews
DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...
View full detailsForced Performance Inlet Flange 2015-2021 WRX
DESCRIPTION This CNC machined billet aluminum inlet flange for FA20 Subaru cars is designed to perfectly match the radius of our Forced Performance...
View full detailsForced Performance Silicone Inlet Pipe Kit 2015-2021 WRX
DESCRIPTION This high quality silicone inlet system for the FP FA20 Blue Turbocharger includes everything you need to connect your turbo to most af...
View full detailsForced Performance 84mm Inlet Pipe 2002-2014 WRX / 2004-2021 STI
DESCRIPTION To match the flow capabilities of our 84mm Flow Advancement Port™ Compressor Cover Subaru turbos, we offer this 84mm silicone intake sy...
View full detailsGrimmSpeed Black Lightweight Battery Mount Kit 2008-2021 WRX / 2008-2021 STI
DESCRIPTION Lightweight Batteries are an excellent and inexpensive way to remove weight from your Subaru, which has an OEM battery tipping the scal...
View full detailsCOBB Tuning Stage 1+ Can Flex Fuel Power Package 2018-2021 WRX
Emissions This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results) ...
View full detailsCOBB Tuning Stage 1+ Can Flex Fuel Power Package 2015-2017 WRX
Emissions This part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing res...
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Corsa Veloce Competizione Silver Billet Intake Manifold 2006-2014 WRX / 2004-2021 STI
Corsa Veloce Competizione Silver Billet Intake Manifold 2006-2014 WRX / 2004-2021 STI
CORSA VELOCE "COMPETIZIONE" SUBARU EJ FORWARD FACING BILLET INTAKE MANIFOLD THE CORSA VELOCE COMPETIZIONE BILLET INTAKE MANIFOLD ...
View full detailsCorsa Veloce Competizione Black Billet Intake Manifold 2006-2014 WRX / 2004-2021 STI
CORSA VELOCE "COMPETIZIONE" SUBARU EJ FORWARD FACING BILLET INTAKE MANIFOLD THE CORSA VELOCE COMPETIZIONE BILLET INTAKE MANIFOLD ...
View full detailsCorsa Veloce Stradale Black Billet Intake Manifold 2006-2007 WRX / 2004-2021 STI
CORSA VELOCE "STRADALE" SUBARU EJ BILLET INTAKE MANIFOLD FOR OE 64MM DBW THROTTLE BODY THE CORSA VELOCE STRADALE BILLET INTAKE MA...
View full detailsCorsa Veloce Stradale Silver Billet Intake Manifold 2006-2007 WRX / 2004-2021 STI
CORSA VELOCE "STRADALE" SUBARU EJ BILLET INTAKE MANIFOLD FOR OE 64MM DBW THROTTLE BODY THE CORSA VELOCE STRADALE BILLET INTAKE MA...
View full detailsOVERTAKE Charge Pipe Kit 2015-2021 WRX
The factory charge pipe on your 2015-21 WRX is plastic and narrow. It was never going to cut it. Subaru built the 2015-2021 WRX with a plastic char...
View full detailsPerrin Neon Yellow Master Cylinder Brace 2015-2021 WRX / 2015-2021 STI
The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response. REDU...
View full detailsPerrin Blue Turbo Inlet Hose 2002-2007 WRX/ 2004-2021 STI
Why You Want It The PERRIN Turbo Inlet Hose, made with advanced silicone technology, outperforms the OEM part with a smoother, larger interior for...
View full detailsPerrin Black Turbo Inlet Hose 2002-2007 WRX / 2004-2021 STI
Why You Want It The PERRIN Turbo Inlet Hose, made with advanced silicone technology, outperforms the OEM part with a smoother, larger interior for...
View full detailsPerrin Silver Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...
View full detailsPerrin Neon Yellow Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...
View full detailsPerrin Hyper Pink Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...
View full detailsPerrin Blue Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...
View full detailsPerrin Black Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI
5.0 / 5.0
1 Review
DESCRIPTION Under hard acceleration, the drivetrain is being twisted front-to-back from the front axle torque twist. To control this front-to-back ...
View full detailsPerrin Silver Intercooler Core 2015-2021 WRX / 2015-2021 STI
The PERRIN Standard Intercooler Core measures 28” long x 9.25” tall x 3.5” deep, with a total volume of 906.5 cu-in. It's a versatile choice that d...
View full detailsIf 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!