Collection: Engine Upgrades For Subaru Impreza WRX STI GC/GF
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Perrin Engine Mount Kit | 2022+ Subaru WRX / Forester (PSP-DRV-056)
Vendor:Perrin PerformanceRegular price $230.63 USDRegular priceUnit price / per$369.00 USDSale price $230.63 USDSale -
Perrin Diverter Valve - Red | 2022+ Subaru WRX / Ascent / Legacy / Outback (PSP-TAC-616RD)
Vendor:Perrin PerformanceRegular price $123.13 USDRegular priceUnit price / per$197.00 USDSale price $123.13 USDSale -
DeatschWerks 08+ Subaru WRX/STI X2 Series Pump Module -8AN Feed w/ -6AN Return CPE Plumbing Kit
Vendor:DeatschWerksRegular price $636.65 USDRegular priceUnit price / per$749.00 USDSale price $636.65 USDSale -
DeatschWerks DW440 440lph Brushless Fuel Pump Single/Dual Controller w/ Install Kit 93-07 Subaru WRX
Vendor:DeatschWerksRegular price $449.65 USDRegular priceUnit price / per$529.00 USDSale price $449.65 USDSale -
DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 2200cc Injectors
Vendor:DeatschWerksRegular price $989.00 USDRegular priceUnit price / per$989.00 USDSale price $989.00 USD -
DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 1500cc Injectors
Vendor:DeatschWerksRegular price $949.00 USDRegular priceUnit price / per$949.00 USDSale price $949.00 USD -
DeatschWerks 08+ Subaru WRX/STI X2 Series Pump Module -8AN Feed w/ -6AN Return PTFE Plumbing Kit
Vendor:DeatschWerksRegular price $721.65 USDRegular priceUnit price / per$849.00 USDSale price $721.65 USDSale -
DeatschWerks 12+ Subaru BRZ/12+ Scion FRS / 15 WRX DW65C 265lph Compact In-Tank Fuel Pump
Vendor:DeatschWerksRegular price $135.15 USDRegular priceUnit price / per$159.00 USDSale price $135.15 USDSale -
DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 1000cc Injectors
Vendor:DeatschWerksRegular price $619.00 USDRegular priceUnit price / per$619.00 USDSale price $619.00 USD -
DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 750cc Injectors
Vendor:DeatschWerksRegular price $599.00 USDRegular priceUnit price / per$599.00 USDSale price $599.00 USD -
DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 1200cc Injectors
Vendor:DeatschWerksRegular price $699.00 USDRegular priceUnit price / per$699.00 USDSale price $699.00 USD -
Cometic 100mm Bore MLS Headgasket .040" | Subaru 90-01 Impreza/Legacy 2.0/2.5L (H1631SPK040S)
Vendor:Cometic GasketRegular price $47.38 USDRegular priceUnit price / per$57.59 USDSale price $47.38 USDSale -
HKS Fine Tune Upgraded Timing Belt | Subaru WRX/STI/Legacy GT/Forester XT (24999-AF001)
Vendor:HKSRegular price $286.59 USDRegular priceUnit price / per$290.00 USDSale price $286.59 USDSale -
Perrin Top Mount Intercooler | 2022+ Subaru WRX (PSP-ITR-330)
Vendor:Perrin PerformanceRegular price $825.00 USDRegular priceUnit price / per$1,100.00 USDSale price $825.00 USDSale -
Perrin Charge Pipe Kit | 2022+ Subaru WRX (PSP-ITR-201)
Vendor:Perrin PerformanceRegular price $220.00 USDRegular priceUnit price / per$352.00 USDSale price $220.00 USDSale -
Perrin Front Mount Intercooler Kit | 2022+ Subaru WRX (PSP-ITR-441)
Vendor:Perrin PerformanceRegular price $1,278.75 USDRegular priceUnit price / per$1,705.00 USDSale price $1,278.75 USDSale -

Perrin Lightweight Crank Pulley Black | 2022+ Subaru BRZ/GR86 & WRX 2.4L Turbo (PSP-ENG-106BK)
Vendor:Perrin PerformanceRegular price $135.00 USDRegular priceUnit price / per$216.00 USDSale price $135.00 USDSale -

Perrin Lightweight Crank Pulley Blue | 2022+ Subaru BRZ/GR86 & WRX 2.0L Turbo (PSP-ENG-106BL)
Vendor:Perrin PerformanceRegular price $135.00 USDRegular priceUnit price / per$216.00 USDSale price $135.00 USDSale -

Perrin Lightweight Crank Pulley Red | 2022+ Subaru BRZ/GR86 & WRX 2.0L Turbo (PSP-ENG-106RD)
Vendor:Perrin PerformanceRegular price $135.00 USDRegular priceUnit price / per$216.00 USDSale price $135.00 USDSale -
Perrin Lightweight Water Pump Pulley | 2022+ Subaru WRX (PSP-ENG-112)
Vendor:Perrin PerformanceRegular price $76.88 USDRegular priceUnit price / per$123.00 USDSale price $76.88 USDSale
Engine Upgrades for Subaru Impreza WRX STI GC/GF: Boost Performance and Reliability
Unlock the full potential of your Subaru Impreza WRX STI GC/GF with engine upgrades designed specifically for this iconic platform. Whether you're aiming to increase power, sharpen throttle response, or enhance durability, this collection offers targeted solutions that fit your vehicle precisely.
What are the key benefits of upgrading your WRX STI GC/GF engine components?
Upgrading engine parts on your WRX STI GC/GF can significantly improve performance and driving enjoyment. Enhanced intakes and exhausts increase airflow and efficiency, turbo upgrades boost boost response and power delivery, while strengthened engine internals improve reliability under higher stress.
- Improved horsepower and torque output
- Sharper throttle response and smoother power curves
- Increased engine durability for spirited driving or track use
- Enhanced engine sound and driving experience
How to choose the right engine upgrades for your Subaru WRX STI GC/GF?
Selecting the right upgrades depends on your build goals and current setup. Consider whether you want bolt-on improvements like high-performance intakes and exhausts or more involved modifications such as turbocharger upgrades and forged internals. Supporting mods like upgraded fuel systems and engine management can also be crucial for maximizing gains.
Explore quality engine upgrades for your WRX STI GC/GF at WheelFlip
Our curated collection features parts engineered to fit the Subaru Impreza WRX STI GC/GF platform with confidence. From performance intakes and exhausts to turbo kits and durable engine internals, these upgrades are designed to elevate your driving experience. Shop now at WheelFlip to find the right components for your build and drive with enhanced power and reliability.















