2015-2021 Subaru WRX STI Aftermarket Parts

Verus Engineering
Hood Louver Kit Powdercoated Black
Fits: 15-21 WRX/STI

$18480
Up to $5.50 off

In Stock

Revel
GT Dry Carbon Rear Emblem Cover - 1 Piece
Fits: 15-20 WRX/STI

Only 4 left

$10450~~$110.00~~ Save $5.50
OLM
LED Rear Turn Signal Bulbs
Fits: 15-21 WRX/STI

$3960
OLM
3 Piece Carbon Fiber Low Pro Front Lip
Fits: 15-17 WRX/STI

$49920
HKS
Super SQV Suction Return Kit
Fits: 08-14 STI Hatch, 15-21 STI

$4290
Up to $13.50 off

Radium Engineering
Fuel Pressure Regulator Kit - Black
Fits: 08-21 WRX STI

$25645~~$269.95~~ Save $13.50

Pay over time · Est. $8.01/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
GReddy
GPP RS-Race Cat-Back Exhaust
Fits: 15-21 WRX/STI

$57000

Pay over time · Est. $17.81/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
FactionFab
V2 FR-Spec Coilovers
Fits: 15-21 WRX/STI

$1,18800

Pay over time · Est. $37.13/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
In Stock

Wiseco
Piston Set 100mm Bore WRX 2006-2014 / STI 2004-2020 Subaru Turbo Models

Only 4 left

$87399

Pay over time · Est. $27.31/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
Up to $19 off

In Stock

Tomei
Silicone Turbo Inlet Hose - Blue
Fits: 02-07 WRX, 04-21 STI, 04-08 FXT

Only 5 left

$17100~~$190.00~~ Save $19
Process West
Intake Manifold Track Version Reverse Throttle Position Black Subaru STI 2004+

$2,33300

Pay over time · Est. $72.91/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
Process West
Radiator Cover Black Factory Intake
Fits: 15-21 WRX/STI

$7865
Up to $223 off

Tein
H.Tech Lowering Springs
Fits: 15-21 WRX/STI

$37200~~$595.00~~ Save $223

Pay over time · Est. $11.63/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
Up to $0.69 off

In Stock

Manley Performance
Manley Round Wrist Pin Wire Lock Set WRX/STI Engine Models EJ20 / EJ25 2002-2019 | 42212-8

Only 4 left

$1306~~$13.75~~ Save 5%
Injen
EVOLUTION Cold Air Intake System
Fits: 15-17 WRX STI

$50004

Pay over time · Est. $15.63/payment

ⓘ

Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
Up to $8.20 off

In Stock

Gates
Micro-V Belt
Fits: 02-14 WRX, 04-21 STI, 04-09 FXT

Only 10 left

$4400~~$52.20~~ Save 16%

2015-2021 Subaru STI Parts for Sale

If you want to improve the performance, appearance, or longevity of your Subaru STI, then aftermarket 2015 STI parts are a great place to start. Back in 2011, the Subaru company laid the legal groundwork for a number of ambitious performance parts. Over the years, they’ve created high quality aftermarket parts and performance parts for highly anticipated models and at JDMuscle, you have access to top-quality from the last decade.

Subaru's aftermarket 2015 STI parts hit their stride with a wide range of enhancements and performance solutions for an array of vehicles made during this period of time. Today, many of these groundbreaking 2015 STI parts still hold their value. JDMuscle carries STI upgrades for parts ranging from 2015 models and beyond, including:

2016 STI parts
2017 STI parts
2018 STI parts
2019 STI parts
2020 STI parts
2021 STI parts

We Carry a Wide Selection of Aftermarket 2015 STI Parts

We have the widest selection of dedicated 2015 STI parts available online today. Your options are practically unlimited with our inventory and expertise. Start your journey toward better performance and more power by taking a look at where it all started with 2011 STI parts.

Here at JDMuscle, we have proudly offered the finest in high performance automotive upgrades since 2019. With more than three decades of cumulative experience, you're sure to get the parts and accessories to help you achieve the look, feel, and power you're looking for. Our knowledge and expertise are second to none. Get in touch today to match your Subaru STI with the finest performance enhancements available. Our team is eager to answer your questions.