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
-
GrimmSpeed 02-14 WRX / 04-21 STI Alternator Cover Hi-Vis Neon Yellow | 099050
Regular price $141.00Sale price $141.00 Regular priceUnit price per$141.00 -
GrimmSpeed Radiator Shroud - Neon Green Powdercoat WRX/STI 15+| 096056
Regular price $124.00Sale price $124.00 Regular priceUnit price per$124.00 -
![HKS [15-21 WRX/STI] Legamax Premium Catback Exhaust | 31021-BF001](//jdmuscleusa.com/cdn/shop/products/31021-bf001.jpg?v=1624758467&width=220)
![HKS [15-21 WRX/STI] Legamax Premium Catback Exhaust | 31021-BF001](//jdmuscleusa.com/cdn/shop/products/a2d3878c4023110f73bd61a70bd9fc23.jpg?v=1624758467&width=220)
In StockHKS Legamax Premium Catback Exhaust
Fits: 15-21 WRX/STI
Regular price $1,990.00Sale price $1,990.00 Regular priceUnit price per$1,990.00 -
Up to $424.80 offMXP SP Cat Back Exhaust Stainless Steel Burnt Tips | MXSPGVB
Fits: 15-21 WRX/STI
Regular price $1,150.20Sale price $1,150.20 Regular priceUnit price per$1,575.00 -
MILLTEK SPORT CAT-BACK EXHAUST WRX/STI 15-21 | SSXSB49
Regular price $2,119.00Sale price $2,119.00 Regular priceUnit price per$2,119.00 -
![Borla [15-21 WRX/STI] S-Type Cat Back Exhaust w/ Ceramic Black Steel Tips | 140595CB](//jdmuscleusa.com/cdn/shop/products/97c4de089d5bbe26223182719ae94958.jpg?v=1624332636&width=220)
![Borla [15-21 WRX/STI] S-Type Cat Back Exhaust w/ Ceramic Black Steel Tips | 140595CB](//jdmuscleusa.com/cdn/shop/products/10b6db925b45e977be339cb97b625bc0.jpg?v=1624332636&width=220)
Up to $234 off
In StockBorla S-Type Cat Back Exhaust w/ Ceramic Black Steel Tips
Fits: 15-21 WRX/STI
Only 6 leftRegular price $1,949.99Sale price $1,949.99 Regular priceUnit price per$2,183.99 -
Up to $79 off
In StockPLM 3.0 Turbo Inlet Hose with Nozzle WRX 2015+ | PLM-SUB-TB-IN-15-PARENT
Only 12 leftRegular price $220.00Sale price $220.00 Regular priceUnit price per$299.00 -
ETS 15-21 WRX / 15-18 STI Axle Back Exhaust Stainless Steel Tips w/ No Muffler | 200-30-EXH-001
Regular price $595.00Sale price $595.00 Regular priceUnit price per$595.00 -
ETS 2.5" Axle Back Exhaust w/ Muffler | 15-2018 WRX/STI
Regular price $695.00Sale price $695.00 Regular priceUnit price per$695.00 -
In StockHKS 3 Layer Dry 150mm Green Replacement Filter Element - Universal | 70001-AK021
Regular price $25.00Sale price $25.00 Regular priceUnit price per$25.00 -
Up to $65.07 off
In StockManley 86.5mm +.5mm Bore 10:1 Dish Pistons + Rings WRX 15-2019 | 632705C-4
Only 4 leftRegular price $748.32Sale price $748.32 Regular priceUnit price per$813.39 -
JE Pistons 99.5mm Ring Sets - Universal | JC3104-3917
Regular price $147.99Sale price $147.99 Regular priceUnit price per$147.99 -
AEM Charge Pipe Kit Hot Side WRX 15-2019 | 26-3000C
Regular price $299.99Sale price $299.99 Regular priceUnit price per$299.99 -
Up to $4.50 offAEM Charge Pipe Recirculation Kit WRX 15-2019 | 26-3000RK
Regular price $26.99Sale price $26.99 Regular priceUnit price per$31.49 -
Up to $5.12 offAEM Coolant Temperature Sensor Kit w/3/8 inch Female Weld-In Aluminum Bung - Universal | 30-2011
Regular price $46.07Sale price $46.07 Regular priceUnit price per$51.19 -
Up to $7 off
In StockAEM Water/Methanol Injection Filter - Universal | 30-3003
Only 7 leftRegular price $51.95Sale price $51.95 Regular priceUnit price per$58.95
![HKS [15-21 WRX/STI] Legamax Premium Catback Exhaust | 31021-BF001](http://jdmuscleusa.com/cdn/shop/products/31021-bf001.jpg?v=1624758467&width=220)
![HKS [15-21 WRX/STI] Legamax Premium Catback Exhaust | 31021-BF001](http://jdmuscleusa.com/cdn/shop/products/a2d3878c4023110f73bd61a70bd9fc23.jpg?v=1624758467&width=220)
![Borla [15-21 WRX/STI] S-Type Cat Back Exhaust w/ Ceramic Black Steel Tips | 140595CB](http://jdmuscleusa.com/cdn/shop/products/97c4de089d5bbe26223182719ae94958.jpg?v=1624332636&width=220)
![Borla [15-21 WRX/STI] S-Type Cat Back Exhaust w/ Ceramic Black Steel Tips | 140595CB](http://jdmuscleusa.com/cdn/shop/products/10b6db925b45e977be339cb97b625bc0.jpg?v=1624332636&width=220)
