Collection: Exhaust System Upgrades For Subaru Impreza WRX STI GR Sedan
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Perrin Axle-Back Exhaust | 2022+ Subaru WRX (PSP-EXT-341BR)
Vendor:Perrin PerformanceRegular price $481.41 USDRegular priceUnit price / per$775.00 USDSale price $481.41 USDSale -

COBB 2" SS Uppipe | Subaru WRX (06-14)/STI (04-21)/Forester XT/Legacy GT/Outback XT (06-09) (512265)
Vendor:COBBRegular price $275.00 USDRegular priceUnit price / per$275.00 USDSale price $275.00 USD -
COBB Titanium Cat-Back Exhaust 3" w/ Blued Tips | WRX Hatch/STI Hatch (08-14) (515150)
Vendor:COBBRegular price $2,110.00 USDRegular priceUnit price / per$2,110.00 USDSale price $2,110.00 USD -
HKS Super Turbo Muffler | Subaru WRX STI (15-21) (31029-AF011)
Vendor:HKSRegular price $2,070.59 USDRegular priceUnit price / per$2,200.00 USDSale price $2,070.59 USDSale -
COBB Titanium Cat Back Exhaust | Subaru WRX/STI Sedan (11-21) (515140)
Vendor:COBBRegular price $2,450.00 USDRegular priceUnit price / per$2,450.00 USDSale price $2,450.00 USD -
COBB Cat Back SS Exhaust Quad Tips | Subaru WRX (11-14)/STI (08-14) (515101)
Vendor:COBBRegular price $1,450.00 USDRegular priceUnit price / per$1,450.00 USDSale price $1,450.00 USD -
HKS Stainless Steel Exhaust Manifold | Subaru WRX (02-14) / STI (04-21) (1419-RF001)
Vendor:HKSRegular price $1,383.53 USDRegular priceUnit price / per$1,400.00 USDSale price $1,383.53 USDSale -
Invidia R400 Gemini Cat-Back Exhaust | 2008-2014 Subaru WRX/STi Hatchback (HS08ST5GM4SS/T))
Vendor:InvidiaRegular price From $1,708.49 USDRegular priceUnit price / per$2,480.80 USDSale price From $1,708.49 USDSale -
Revel Medallion Ultra Ti Catback Exhaust | Subaru WRX/ STI (08-21) (T60188R)
Vendor:RevelRegular price $1,009.24 USDRegular priceUnit price / per$1,290.00 USDSale price $1,009.24 USDSale -
HKS Hi-Power 409 Exhaust | Subaru Impreza GC8 EJ20T (92-99) (31006-AF009)
Vendor:HKSRegular price $1,035.29 USDRegular priceUnit price / per$1,100.00 USDSale price $1,035.29 USDSale -
HKS Super Turbo Catback | Subaru WRX/STI VA (15-21) (31029-AF013)
Vendor:HKSRegular price $2,101.18 USDRegular priceUnit price / per$2,350.00 USDSale price $2,101.18 USDSale -
HKS Hi-Power Cat Back Exhaust | Subaru Impreza WRX STI Sedan 11-14 (31008-BF003)
Vendor:HKSRegular price $745.41 USDRegular priceUnit price / per$880.00 USDSale price $745.41 USDSale -
Remark R1-Spec Single Exit Catback Exhaust | 2008-2014 Subaru WRX / STI Hatch (RK-C1076S-02)
Vendor:RemarkRegular price From $995.00 USDRegular priceUnit price / per$995.00 USDSale price From $995.00 USD -
Remark Sport Touring Catback w/Resonator | Subaru WRX/STI Hatch (08-14) (RK-C2076S-02)
Vendor:RemarkRegular price From $1,258.00 USDRegular priceUnit price / per$1,295.00 USDSale price From $1,258.00 USDSale -
Remark Sport Touring Catback w/o Resonator | Subaru WRX/STI Hatch (08-14) (RK-C4076S-02N)
Vendor:RemarkRegular price From $1,195.00 USDRegular priceUnit price / per$1,195.00 USDSale price From $1,195.00 USD
Exhaust System Upgrades for Subaru Impreza WRX STI GR Sedan: Enhance Power and Sound
Upgrade your Subaru Impreza WRX STI GR Sedan with premium exhaust system components designed to boost performance and refine your driving experience. This collection offers high-quality parts engineered for perfect fitment, durability, and improved throttle response, making it easier to unlock your vehicle’s full potential.
What Are the Key Benefits of Upgrading Your WRX STI GR Sedan Exhaust?
Upgrading your exhaust system can significantly impact your WRX STI GR Sedan’s performance by improving airflow and reducing backpressure. These changes help increase horsepower, sharpen throttle response, and produce a more aggressive exhaust note that enhances the driving experience.
- Improved engine efficiency through better exhaust flow
- Enhanced sound with sportier, deeper tones
- Potential for weight reduction with lighter aftermarket components
- Durable materials designed to withstand high temperatures and corrosion
How to Choose the Right Exhaust Components for Your WRX STI GR Sedan
Selecting the right exhaust parts depends on your performance goals and driving style. High-flow downpipes are ideal for maximizing turbo efficiency, while cat-back systems offer a balance of power gains and sound enhancement. Performance mufflers further refine exhaust tone and can improve throttle response without sacrificing daily drivability.
Explore Quality Exhaust Upgrades for Your Subaru at WheelFlip
Our curated collection of exhaust system upgrades for the Subaru Impreza WRX STI GR Sedan includes expertly selected components that ensure optimal fitment and lasting performance. Whether you’re looking to increase power, enhance sound, or improve throttle feel, shop with confidence at WheelFlip to find the parts that elevate your ride.














