Elevate the performance of your 2015-2021 Subaru WRX to exhilarating heights with our premium selection of high-quality engine parts. Unleash the full potential of your vehicle's powerplant by exploring our meticulously curated range of performance-enhancing components, designed to optimize every aspect of your driving experience. From turbochargers that deliver impressive horsepower gains to precision-engineered air intake systems that enhance airflow and responsiveness, our collection offers a comprehensive array of aftermarket upgrades to suit your specific performance goals. Our step-by-step installation tips ensure a seamless integration process, whether you're a seasoned auto enthusiast or a first-time DIYer, while our maintenance insights empower you to keep your upgraded engine running smoothly for years to come. Transform your Subaru WRX into a true powerhouse on the road with our premium engine parts, carefully selected to deliver unparalleled performance, efficiency, and driving satisfaction. Unlock the true potential of your WRX today and experience a driving experience like no other.
2015-2021 Subaru WRX Engine Parts
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![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9835517.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9484893.jpg?v=1772948952&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,059.99Sale price $2,059.99 Regular priceUnit price per$2,059.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-3506940.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1795192.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,059.99Sale price $2,059.99 Regular priceUnit price per$2,059.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6688001.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2339922.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,979.99Sale price $1,979.99 Regular priceUnit price per$1,979.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-3952210.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6569673.jpg?v=1772948952&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,979.99Sale price $1,979.99 Regular priceUnit price per$1,979.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-5486132.jpg?v=1772948952&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6753404.jpg?v=1772948952&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,979.99Sale price $1,979.99 Regular priceUnit price per$1,979.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1314460.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6619991.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,059.99Sale price $2,059.99 Regular priceUnit price per$2,059.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,159.99Sale price $2,159.99 Regular priceUnit price per$2,159.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9775382.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332RD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1646910.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,699.99Sale price $1,699.99 Regular priceUnit price per$1,699.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2148139.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332GD](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9266493.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,699.99Sale price $1,699.99 Regular priceUnit price per$1,699.99 -
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-8525230.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332BK](//jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2083556.jpg?v=1772948951&width=220)
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,699.99Sale price $1,699.99 Regular priceUnit price per$1,699.99 -
IAG PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,619.99Sale price $1,619.99 Regular priceUnit price per$1,619.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,699.99Sale price $2,699.99 Regular priceUnit price per$2,699.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,699.99Sale price $2,699.99 Regular priceUnit price per$2,699.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,699.99Sale price $2,699.99 Regular priceUnit price per$2,699.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $2,159.99Sale price $2,159.99 Regular priceUnit price per$2,159.99 -
IAG PTFE Fuel System Kit w/ ID Injectors, Aeromotive FPR, IAG Fuel Rails
Fits: 08-14 WRX, 08-21 STI
Regular price $1,739.99Sale price $1,739.99 Regular priceUnit price per$1,739.99
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9835517.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9484893.jpg?v=1772948952&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-3506940.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1795192.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6688001.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2339922.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-3952210.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6569673.jpg?v=1772948952&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-5486132.jpg?v=1772948952&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2336BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6753404.jpg?v=1772948952&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1314460.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2334GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-6619991.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9775382.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332RD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-1646910.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2148139.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332GD](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-9266493.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-8525230.jpg?v=1772948951&width=220)
![IAG [08 - 14 WRX, 08 - 21 STI] PTFE Fuel System Kit w/ FIC Injectors, Aeromotive FPR, IAG Fuel Rails - JDMuscleFuel Lines and FittingsIAG-AFD-2332BK](http://jdmuscleusa.com/cdn/shop/products/iag-08-14-wrx-08-21-sti-ptfe-fuel-system-kit-w-fic-injectors-aeromotive-fpr-iag-fuel-rails-2083556.jpg?v=1772948951&width=220)
