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Turbosmart 02-07 WRX / 04-21 STI Blow Off Valve Kompact Dual Port Black | TS-0203-1015
Regular price $370.00Regular priceUnit price per$411.00Sale price $370.00Sale -
Kartboy 6 Spd Shifter Subaru STI 2004+ | KB-20-STi
Regular price $296.00Regular priceUnit price per$296.00Sale price $296.00 -
MAPerformance 15-21 STI Air Intake Kit W/ Heat Shield | STI-4G-IN-Rev3-PARENT
Regular price From $536.00Regular priceUnit price per$536.00Sale price From $536.00 -
Injector Dynamics 02-14 WRX / 07-21 STI ID1050X Top Feed Fuel Injectors | 1050.48.11.WRX.4
Regular price $897.00Regular priceUnit price per$897.00Sale price $897.00 -
Nameless Performance Muffler Delete Polished Single Wall Tips Subaru WRX 2015+ / STI 15-2018 | RSPD069
Regular price $754.00Regular priceUnit price per$754.00Sale price $754.00 -
COBB 04-21 STI / 07-09 LGT Spec B. Shifter Bushing Combo 6 Speed | 21332X
Regular price $140.00Regular priceUnit price per$140.00Sale price $140.00 -
Cobb Tuning V3 Accessport Anti-Glare Kit Universal | AP3-ANTI-GLARE-KIT
Regular price $33.00Regular priceUnit price per$33.00Sale price $33.00 -
Cobb Accessport V3 Zippercase Universal | AP3-ZIPPERCASE
Regular price $17.00Regular priceUnit price per$17.00Sale price $17.00 -
COBB 15-21 STI Front Mount Intercooler Kit Black | SUBFMIC001BK
Regular price $3,655.00Regular priceUnit price per$3,655.00Sale price $3,655.00 -
COBB 08-21 STI Fuel System Upgrade Package | SUB000FSYS
Regular price $2,998.00Regular priceUnit price per$2,998.00Sale price $2,998.00 -
Cobb 15-21 STI Redline Carbon Fiber Intake System Gloss Finish | 725350
Regular price $1,232.00Regular priceUnit price per$1,232.00Sale price $1,232.00 -
COBB 08-21 STI Fuel Pressure Regulator For Fuel Rail Kit | 315250
Regular price $575.00Regular priceUnit price per$575.00Sale price $575.00 -
Cobb Front License Plate Delete Subaru Impreza WRX 2006-2014 / STI 2006-2014 / Forester XT CVT 2014-2016 / Legacy GT 2005-2009 / Outback XT 2008-2009 | 812070
Regular price $91.00Regular priceUnit price per$91.00Sale price $91.00 -
COBB Tuning 3-Port Boost Control Solenoid Subaru WRX 02-07/ STI 04-07 / Forester XT 04-08 | 712750
Regular price $288.00Regular priceUnit price per$288.00Sale price $288.00 -
Cobb SF Short Ram Intake WRX 2002-2007 / STI 2002-2007 / Forester XT 2004-2008 | 712100
Regular price $436.00Regular priceUnit price per$436.00Sale price $436.00 -
COBB 02-14 WRX / 07-21 STI / 07-12 LGT / 06-13 FXT Fuel Injectors Top Feed 1050x | 312150
Regular price $945.00Regular priceUnit price per$945.00Sale price $945.00
Subaru WRX STI Performance Parts
We know that the Subaru WRX and STI were built to be customized by automotive enthusiasts like you. That's why our winning team of Subaru WRX and STI experts here at JDMuscle offer a long list of the finest and most effective Subaru STI and WRX parts available on the market. Make your Subaru WRX or STI look, feel, and perform according to your unique tastes as well as your high expectations with top quality aftermarket performance parts. Your vehicle should be as unique as its driver. A stock automobile just doesn't cut it. With JDmuscle, customizing your car with high quality Subaru STI parts has never been easier.
Superior Craftsmanship for Every Part
You'll enjoy outstanding craftsmanship and attention to detail evident in every aspect of our beautiful Subaru STI parts! Boost the power, performance, and styling of your Subaru with high-quality performance parts from J Muscle, including WRX STI parts and accessories. Subaru has a focus on superior driving performance, and the aftermarket Subaru STI parts available in our inventory can take you and your vehicle to the next level.
Our Subaru STI Parts & Accessories Are the Best on the Market
Your Subaru is a performance machine, but the right custom Subaru STI parts can make it even better. Whether you opt for exhaust components, ignition components, engine management upgrades, or other enhancements, JDMuscle has the Subaru aftermarket parts you are looking for.
JDMuscle is the leader when it comes to high quality, well tested, and easy to install Subaru STI parts and performance accessories. Get the most out of your vehicle with the finest aftermarket WRX STI parts available, only through JDMuscle. Get in touch today to learn more. Our team of Subaru experts is standing by to answer all of your important questions.
Welcome to JDMuscle, your source for the best Subaru WRX STI performance parts and accessories! If you're looking to boost your Subaru's power and enhance its visual aesthetics, you've come to the right place.
Premium WRX & STI Aftermarket Parts
We carry a wide selection of premium aftermarket parts to take your WRX or STI to the next level. Our inventory includes everything from intakes and turbos to improve performance, to lips and wings for an aggressive new look.
We only carry parts from top brands known for quality and innovation like APR, Cobb, ETS, Invidia, and more. We've carefully curated our catalog to offer you the highest quality components on the market.
Improve Your Car's Power & Visual Aesthetics
With our performance upgrades, you can increase your Subaru's horsepower, torque, and throttle response for better acceleration. Feel the rush as your WRX or STI surges forward when you step on the gas.
We also offer stylish exterior add-ons like side skirts, diffusers, and Subaru WRX & STI front lips to give your ride a customized, head-turning look. Whether you're looking to improve performance or aesthetics, we've got you covered.
Upgrade Your Braking System
Ensuring your Subaru can stop as well as it can go is crucial. We stock 2015-2021 Subaru STI brakes, featuring cross-drilled, slotted, and vented rotors for superior stopping power. Our rotors are crafted from premium materials to withstand repeated heat cycles. Combine them with performance brake pads for shorter stopping distances. You'll have the peace of mind of knowing your car will handle and stop safely.
Enhance The Sound of Your Ride
A throaty exhaust note adds to the thrill of acceleration. We carry top exhaust brands like Invidia, ETS, and Tomei exhausts for 2015-2021 Subaru STI. Get deeper, louder sounds with cat-backs, axle-backs, and headers. Hear your engine truly come alive!
Our user-friendly website makes it easy to find parts for your specific Subaru model. We offer quick shipping across the USA and excellent customer service. Take your WRX or STI to new heights with JDMuscle performance parts! Contact us today.