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2015-2021 Subaru STI Tuning & Performance Parts

Find all of your 2015-2021 VA chassis STi tuning and performance needs here!

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2007-2021 Subaru STI AUS Injection 1000cc Fuel Injectors

AUS Injection
In stock

This listing is for one set of 4 BRAND NEW PERFORMANCE 1000CC Top Feed RACING INJECTORS, specifically designed for the vehicle models listed here....

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$368.00 - $368.00
$368.00
$368.00 - $368.00
$368.00
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$1,500.00
$1,500.00 - $1,500.00
$1,500.00
$1,240.40
$1,240.40 - $1,240.40
$1,240.40

Invidia 2015+ Subaru WRX / STI Gemini/R400 Single Layer Quad Stainless Steel Tip Cat-Back Exhaust

AO Garage
Out of stock

Invidia 2015+ Subaru WRX / STI Gemini/R400 Single Layer Quad Stainless Steel Tip Cat-Back Exhaust

$1,500.00
$1,500.00 - $1,500.00
$1,500.00
$1,240.40
$1,240.40 - $1,240.40
$1,240.40
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$280.99
$280.99 - $280.99
$280.99
$252.89
$252.89 - $252.89
$252.89

Turbosmart BOV Vee PRO Port Subaru-Black

Turbosmart
Low stock

Redesigned from the ground up, the new Vee Port Pro suit Subaru is 20% smaller and 33% lighter than its predecessor. Features a unique, variable ex...

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$280.99
$280.99 - $280.99
$280.99
$252.89
$252.89 - $252.89
$252.89
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$280.99
$280.99 - $280.99
$280.99
$252.89
$252.89 - $252.89
$252.89

Turbosmart BOV Vee Port Pro Subaru-Blue

Turbosmart
In stock

Redesigned from the ground up, the new Vee Port Pro suit Subaru is 20% smaller and 33% lighter than its predecessor. Features a unique, variable ex...

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$280.99
$280.99 - $280.99
$280.99
$252.89
$252.89 - $252.89
$252.89
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$115.99
$115.99 - $115.99
$115.99
$104.39
$104.39 - $104.39
$104.39

Turbosmart BOV Subaru Flange Adapter Kit

Turbosmart
In stock

Turbosmart's Blow Off Valve Flange Adapter Kit - Subaru is designed to be a quick and easy fitment for Turbosmart Universal Plumback, Dual Port, an...

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$115.99
$115.99 - $115.99
$115.99
$104.39
$104.39 - $104.39
$104.39
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$430.99
$430.99 - $430.99
$430.99
$387.89
$387.89 - $387.89
$387.89

Turbosmart BOV Supersonic Subaru -Black

Turbosmart
Low stock

Easy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even...

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$430.99
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$430.99
$387.89
$387.89 - $387.89
$387.89
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$430.99
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$430.99
$387.89
$387.89 - $387.89
$387.89

Turbosmart BOV Supersonic Subaru -Blue

Turbosmart
In stock

Easy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even...

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$430.99
$430.99 - $430.99
$430.99
$387.89
$387.89 - $387.89
$387.89
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$59.99
$59.99 - $59.99
$59.99
$50.39
$50.39 - $50.39
$50.39

Torque Solution Billet Timing Belt Guide: Subaru-All Turbo Models (Inc 02-13 WRX/STi)

Torque Solution
Low stock

Torque Solution Billet Timing Belt Guide: Subaru-All Turbo Models (Inc 02-13 WRX/STi)This Part Fits: Year Make Model Submodel 2004-2006 Subaru B...

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$59.99
$59.99 - $59.99
$59.99
$50.39
$50.39 - $50.39
$50.39
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$212.50 - $212.50
$212.50
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$212.50

Rally Armor 15-21 Subaru WRX/STI White UR Mud Flap w/Black Logo

Rally Armor
Low stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$212.50 - $212.50
$212.50
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$212.50
$190.50 - $190.50
$190.50
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$190.50

Rally Armor 15-21 Subaru WRX/STI Red UR Mud Flap w/White Logo

Rally Armor
In stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$190.50 - $190.50
$190.50
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$190.50
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$190.50
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$190.50

Rally Armor 15-21 Subaru WRX/STI Black UR Mud Flap w/Light Blue Logo

Rally Armor
Low stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$190.50 - $190.50
$190.50
$190.50 - $190.50
$190.50
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$190.50
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$190.50

Rally Armor 15-21 Subaru WRX/STI Black UR Mud Flap w/Grey Logo

Rally Armor
In stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$190.50 - $190.50
$190.50
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$190.50
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$190.50
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$190.50

Rally Armor 15-21 Subaru WRX/STI Black UR Mud Flap w/Green Logo

Rally Armor
In stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$190.50 - $190.50
$190.50
$190.50 - $190.50
$190.50
$190.50 - $190.50
$190.50
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$190.50

Rally Armor 15-21 Subaru WRX/STI Black UR Mud Flap w/Blue Logo

Rally Armor
Low stock

Crafted from premium polyurethane, these UR (as in "you are") mud flaps have been engineered to perform consistently in a variety of environments. ...

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$190.50 - $190.50
$190.50
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$190.50
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$449.95
$449.95 - $449.95
$449.95
$427.45
$427.45 - $427.45
$427.45

Radium Engineering 2015+ Subaru STi Air Oil Separator-Return Kit

Radium Engineering
In stock

Air oil separator kit for the late model Subaru platforms. Includes all parts need to complete the installation. AOS is fully serviceable.This Part...

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$449.95
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$449.95
$427.45
$427.45 - $427.45
$427.45
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$99.95
$99.95 - $99.95
$99.95
$94.95
$94.95 - $94.95
$94.95

Radium Engineering 2015+ Subaru WRX/STI Master Cylinder Brace

Radium Engineering
In stock

CNC Machined aluminum. Anodized and laser engraved. Easy bolt-in installation.This Part Fits: Year Make Model Submodel 2015-2017 Subaru WRX Base...

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$99.95
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$99.95
$94.95
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$94.95
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$419.95
$419.95 - $419.95
$419.95
$398.95
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$398.95

Radium 02-21 Subaru EJ-Series Fluid Lock Turbo Dual Catch Can Kit

Radium Engineering
In stock

Dual catch can kit for the 2002-2021 Subaru Impreza-based vehicle with EJ engine. Mounts to passenger side strut tower. All brackets, fttings and h...

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$419.95
$419.95 - $419.95
$419.95
$398.95
$398.95 - $398.95
$398.95
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$725.00 - $725.00
$725.00
$725.00
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$725.00

SUBARU ACCESSPORT V3 (AP3-SUB-004) 2015-2021 STi

My Store
Low stock

Looking to take your vehicle to the next level? The COBB accessport V3 for the 2015-2021 STi is our first choice when it comes to Subaru tuning opt...

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$725.00 - $725.00
$725.00
$725.00
$725.00 - $725.00
$725.00