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2015-2021 Subaru WRX Engine Parts

Subaru OEM Group N Pitch Stop Mount 2002+ WRX / 2004-2021 STI

$74.95
$74.95 - $74.95
Current price $74.95
Original price $74.95 - Original price $74.95
Original price

DESCRIPTION The Subaru OEM Group N Pitch Stop Mount is designed to minimize drivetrain movement and improve power delivery. In performance driving,...

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GrimmSpeed Red Fender Shrouds 2015-2021 WRX / 2015-2021 STI

$99.00
$99.00 - $99.00
Current price $99.00
Original price $99.00 - Original price $99.00
Original price

DESCRIPTION The GrimmSpeed Fender Shrouds have been designed to fill in the unsightly factory gap between the insides of your front fenders, and th...

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COBB Tuning Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI

$125.00
$125.00 - $125.00
Current price $125.00
Original price $125.00 - Original price $125.00
Original price

The COBB Subaru Pitch Stop Mount is constructed of CNC machined 6061-T6 aluminum and finished with black anodizing. The COBB logo is laser engrav...

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ETS Cold Air Intake 2015-2021 WRX

$359.00 - $459.00
$359.00 - $459.00
Current price $359.00
Original price $359.00 - Original price $459.00
Original price

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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COBB Tuning Redline Carbon Fiber Fuse Cover 2008-2021 WRX/STI

$205.00
$205.00 - $205.00
Current price $205.00
Original price $205.00 - Original price $205.00
Original price

The COBB Redline Carbon Fiber Fuse Cover for the 2008-2021 Subaru WRX/STI is constructed of solid carbon fiber featuring a 2x2 twill weave p...

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COBB Tuning AP3 OBD2 Universal Cable

$85.00
$85.00 - $85.00
Current price $85.00
Original price $85.00 - Original price $85.00
Original price

DESCRIPTION Tired of your Accessport OBDII cable getting in the way? Our new OBDII Universal Cable features a much lower profile OBD connector...

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GrimmSpeed Black Lightweight Battery Tiedown 2002+ WRX / 2004-2021 STI

$43.00
$43.00 - $43.00
Current price $43.00
Original price $43.00 - Original price $43.00
Original price

DESCRIPTION Clean up that engine bay and show your GrimmSpeed pride with our newly-designed Subaru Battery Tiedown. Laser cut, then CNC bent and po...

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COBB Tuning Battery Tie Down 2002-2026 WRX / 2004-2021 STI

$75.00
$75.00 - $75.00
Current price $75.00
Original price $75.00 - Original price $75.00
Original price

DESCRIPTION Our Subaru Battery Tie Down is professionally designed in CAD and machined from quality billet aluminum. A black anodized finish and ...

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GrimmSpeed Exhaust Manifold to Head Gasket (Pair) 2002-2026 WRX / 2004-2021 STI

$25.00
$25.00 - $25.00
Current price $25.00
Original price $25.00 - Original price $25.00
Original price

DESCRIPTION These are the Grimmspeed Head to Exhaust Manifold Dual Port Gaskets. These particular gaskets see some of the highest temperatures when...

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Perrin Black Master Cylinder Brace 2015-2021 WRX / 2015-2021 STI

Current price $136.00
$136.00 - $136.00
Current price $136.00
Original price $160.00
Original price $160.00 - Original price $160.00
Original price $160.00

The PERRIN Master Cylinder Brace prevents unwanted movement of the master cylinder, allowing for increased brake pedal stiffness and response. REDU...

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GrimmSpeed Top Mount Intercooler Kit 2015-2021 WRX

$899.00 - $999.00
$899.00 - $999.00
Current price $899.00
Original price $899.00 - Original price $999.00
Original price

DESCRIPTION This is the GrimmSpeed Top Mount Intercooler. Once you start performing modifications that add more horsepower and more boost, eventual...

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GrimmSpeed Titanium 1.3 Bar Radiator Cap

$41.00
$41.00 - $41.00
Current price $41.00
Original price $41.00 - Original price $41.00
Original price

DESCRIPTION Upgrade your cooling system with the GrimmSpeed Titanium Radiator Cap, rated at 1.3 bar for improved thermal control and reliability. B...

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GrimmSpeed Red Pulley Cover 2015-2021 WRX

$99.00
$99.00 - $99.00
Current price $99.00
Original price $99.00 - Original price $99.00
Original price

DESCRIPTION The GrimmSpeed Pulley Cover is a great way to improve the aesthetics of your engine bay by replacing the simple OEM cover that is plast...

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Perrin Red Radiator Shroud 2015-2021 WRX / 2015-2021 STI

$96.90 - $164.90
$96.90 - $164.90
Current price $96.90
Original price $114.00 - Original price $194.00
Original price $114.00 - Original price $194.00
Original price $114.00

The PERRIN Radiator Shroud caps the top of the radiator for a sleek, clean, and accented new look. DESIGN Dress up the top of your radiator with t...

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COBB Tuning Charge Pipe Kit 2015-2021 WRX

$305.00
$305.00 - $305.00
Current price $305.00
Original price $305.00 - Original price $305.00
Original price

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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COBB Tuning LF Bypass Valve 2015-2021 WRX

$405.00
$405.00 - $405.00
Current price $405.00
Original price $405.00 - Original price $405.00
Original price

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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Perrin Red Strut Tower Brace 2015-2021 WRX / 2015-2021 STI

Current price $283.05
$283.05 - $283.05
Current price $283.05
Original price $333.00
Original price $333.00 - Original price $333.00
Original price $333.00

Performance During cornering, the Perrin Strut Tower Brace improves chassis rigidity, enhances steering precision under high load conditions, and r...

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Process West Intake Manifold 2015-2021 WRX

$1,744.10
$1,744.10 - $1,744.10
Current price $1,744.10
Original price $1,744.10 - Original price $1,744.10
Original price

Designed for the MY15+ FA20DIT WRX the Process West ‘DITTO’ (Direct Injection Tubular Original) compromises a mix of billet plenum and cast large b...

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IAG Street Series Red Air Oil Separator 2015-2021 WRX

$499.99
$499.99 - $499.99
Current price $499.99
Original price $499.99 - Original price $499.99
Original price

PROTECT YOUR ENGINE The IAG Air / Oil Separator (AOS) is a smart investment to safeguard and improve your Subaru's performance. Developed ...

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GrimmSpeed Street Pitch Stop Mount 2002+ WRX / 2004-2021 STI

$109.00
$109.00 - $109.00
Current price $109.00
Original price $109.00 - Original price $109.00
Original price

DESCRIPTION This is the GrimmSpeed Pitch Stop Mount. This pitch stop mount is a dramatic improvement over the factory mount which is made from flex...

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GrimmSpeed Race Pitch Stop Mount 2002-2026 WRX / 2004-2021 STI

$109.00
$109.00 - $109.00
Current price $109.00
Original price $109.00 - Original price $109.00
Original price

DESCRIPTION The GrimmSpeed Race Version Pitch Stop Mount And Bushing Kit is a pivotal component in the engine/drivetrain support department especia...

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OLM V2 LE Dry Carbon Fiber Ducted Fender Shrouds 2015-2021 WRX / 2015-2021 STI

$459.00
$459.00 - $459.00
Current price $459.00
Original price $459.00 - Original price $459.00
Original price

DESCRIPTION The OLM V2 LE Dry Carbon Fiber Ducted Fender Trim are top of the line fender vents. Unlike most carbon fiber products, they are made fr...

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GrimmSpeed Red Radiator Hose Kit 2015-2021 WRX

$119.00
$119.00 - $119.00
Current price $119.00
Original price $119.00 - Original price $119.00
Original price

DESCRIPTION This is the GrimmSpeed Radiator Hose Kit. These radiator hoses feature multi-layer silicone construction that is built to last while im...

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GrimmSpeed Black Charge Pipe Kit 2015-2021 WRX

$319.00
$319.00 - $319.00
Current price $319.00
Original price $319.00 - Original price $319.00
Original price

DESCRIPTION The GrimmSpeed Charge Pipe Kit replaces the restrictive stock plastic unit on the FA20-powered WRX with larger diameter CNC mandrel ben...

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COBB Tuning Coolant Overflow Tank 2015-2021 WRX / 2015-2021 STI

$290.00
$290.00 - $290.00
Current price $290.00
Original price $290.00 - Original price $290.00
Original price

EMISSIONS This part is not an emissions-related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION The OEM Coolant...

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CSF 2-Row Aluminum Radiator 2008-2021 WRX / 2008-2021 STI

Current price $485.00
$485.00 - $485.00
Current price $485.00
Original price $509.00
Original price $509.00 - Original price $509.00
Original price $509.00

EMISSIONS This part is not an emissions-related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION CSF uses new te...

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ETS Front Mount Intercooler Piping Kit 2015-2021 WRX

$795.00 - $1,180.00
$795.00 - $1,180.00
Current price $795.00
Original price $795.00 - Original price $1,180.00
Original price

ETS 2015+ Subaru WRX Front Mount Intercooler Piping Kit Only For a complete kit you can add the intercooler seen here. The ETS intercooler piping k...

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GrimmSpeed Stage 1 Power Package 2015-2021 WRX

$555.00
$555.00 - $555.00
Current price $555.00
Original price $555.00 - Original price $555.00
Original price

DESCRIPTION The GrimmSpeed Stage 1 Power Package combines GrimmSpeed's Cold Air Intake System, as well as the GrimmSpeed 3-Port Electronic Boost Co...

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Perrin Hella Horn Bracket 2015-2021 WRX / 2015-2021 STI

Current price $47.60
$47.60 - $47.60
Current price $47.60
Original price $56.00
Original price $56.00 - Original price $56.00
Original price $56.00

DESCRIPTION The Perrin Brackets for HELLA Horns are designed for a perfect fit. Tailored for specific models makes for a better fit than competitor...

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GrimmSpeed Street Transmission Mount 2002+ WRX / 2004-2021 STI

$249.00
$249.00 - $249.00
Current price $249.00
Original price $249.00 - Original price $249.00
Original price

The ALL NEW GrimmSpeed Transmission Mounts are designed to lock down your Subaru's drivetrain and enhance the driving experience, while keeping cab...

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COBB Tuning Black Top Mount Intercooler 2015-2021 WRX

$985.00
$985.00 - $985.00
Current price $985.00
Original price $985.00 - Original price $985.00
Original price

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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Perrin Engine Mount Kit 2002+ WRX / 2004-2021 STI

Current price $313.65
$313.65 - $313.65
Current price $313.65
Original price $369.00
Original price $369.00 - Original price $369.00
Original price $369.00

Perrin Engine Mount Kit 2002-2021 WRX/STI OVERVIEW PERRIN Engine Mounts reduce motor movements, efficiently transmit motor power and give drivers ...

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Perrin Neon Yellow Strut Tower Brace 2015-2021 WRX / STI

Current price $283.05
$283.05 - $283.05
Current price $283.05
Original price $333.00
Original price $333.00 - Original price $333.00
Original price $333.00

Performance During cornering, the Perrin Strut Tower Brace improves chassis rigidity, enhances steering precision under high load conditions, and r...

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Radium Master Cylinder Brace 2015-2021 WRX/STI

Current price $94.95
$94.95 - $94.95
Current price $94.95
Original price $99.95
Original price $99.95 - Original price $99.95
Original price $99.95

This Radium Engineering master cylinder brace is compatible with the left hand drive (LHD) 15-21 Subaru WRX, 15-21 Subaru WRX STi, and 14-18 Forest...

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COBB Tuning Air Filter Cleaning Kit - Clear

$25.00
$25.00 - $25.00
Current price $25.00
Original price $25.00 - Original price $25.00
Original price

Description The COBB Universal Air Filter Cleaning Kit includes everything needed to bring new life back into your COBB SF Intake filter or High ...

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GrimmSpeed Red Strut Bar 2015-2021 WRX/STI

$249.00
$249.00 - $249.00
Current price $249.00
Original price $249.00 - Original price $249.00
Original price

DESCRIPTION The GrimmSpeed Front Strut Bar for the 2015-2021 Subaru WRX/STI blends precision engineering with clean aesthetics to deliver serious p...

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Harness the full potential of your Subaru’s performance with Subaru WRX engine parts from WRXDaily. Fine-tune your engine, boost performance, enhance reliability, and more with a diverse selection of Subaru WRX engine upgrades. Every part is sourced from trusted brands, so you can shop with confidence, knowing you’re getting quality built to last. 

Refine your build with top-notch Subaru WRX engine mods that balance power with precision. Our range of 2015 WRX engine mods provides tailored options to fit your needs and driving style. We’re here to help you create an engine setup that delivers every time you put your foot on the gas and hit the road. 

Experience how the right Subaru WRX engine parts can redefine the way you drive. Let the experts at WRXDaily help you build a custom Subaru that fits your wants and needs.