Collection: Engine Upgrades For Subaru Impreza WRX STI GR Sedan
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COBB AccessPORT V3 ECU Tuner | Subaru WRX/STI (15-21) / Forester XT CVT (14-18) (AP3-SUB-004)
Vendor:COBBRegular price $770.00 USDRegular priceUnit price / per$770.00 USDSale price $770.00 USD -
Perrin 2.4" Turbo Inlet Hose Install Kit | 02-07 WRX / 04-21 STI (S-PSP-INT-401)
Vendor:Perrin PerformanceRegular price $33.75 USDRegular priceUnit price / per$45.00 USDSale price $33.75 USDSale -
Torque Solution V2 SS Oil Pickup w/ Windage Baffle | Subaru WRX/STI (04-21) (TS-SU-599-PBS)
Vendor:Torque SolutionRegular price $186.65 USDRegular priceUnit price / per$233.32 USDSale price $186.65 USDSale -
Perrin Black Turbo Inlet Hose Install Kit Only | 2008-2014 Subaru WRX (S-PSP-INT-421)
Vendor:Perrin PerformanceRegular price $35.25 USDRegular priceUnit price / per$47.00 USDSale price $35.25 USDSale -
Perrin Oil Temp/Press Adapter | Subaru 07-25 (ASM-GAU-102)
Vendor:Perrin PerformanceRegular price $51.25 USDRegular priceUnit price / per$82.00 USDSale price $51.25 USDSale -

Torque Solution Turbo Heat Shield | 2002-2014 Subaru WRX and 2004-2021 Subaru WRX STI (TS-SU-697-S)
Vendor:Torque SolutionRegular price From $66.65 USDRegular priceUnit price / per$83.32 USDSale price From $66.65 USDSale -
Brian Crower 36mm Intake Valve | 2002 - 2009 Subaru WRX (BC3600-S)
Vendor:Brian CrowerRegular price $171.51 USDRegular priceUnit price / per$197.00 USDSale price $171.51 USDSale -
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 Alternator Pulley - Blue | 2022+ Subaru WRX and 2014-2018 Subaru Forester XT (PSP-ENG-121BL)
Vendor:Perrin PerformanceRegular price $38.13 USDRegular priceUnit price / per$61.00 USDSale price $38.13 USDSale -
COBB Redline Carbon Fiber Alternator Cover | Subaru WRX (08-14) STI (08-21) (422600)
Vendor:COBBRegular price $180.00 USDRegular priceUnit price / per$180.00 USDSale price $180.00 USD -
Perrin Alternator Pulley - Blue | 2007-2021 Subaru WRX STI (PSP-ENG-119BL)
Vendor:Perrin PerformanceRegular price $38.13 USDRegular priceUnit price / per$61.00 USDSale price $38.13 USDSale -
Torque Solution Billet Thermostat Housing | Subaru WRX/WRX STI/Legacy GT (02-21) (TS-SU-755)
Vendor:Torque SolutionRegular price $59.54 USDRegular priceUnit price / per$74.43 USDSale price $59.54 USDSale -
COBB FMIC BPV Adapter | Subaru WRX (08-14) / Legacy GT (05-09) (824500)
Vendor:COBBRegular price $80.00 USDRegular priceUnit price / per$80.00 USDSale price $80.00 USD -
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 Set of 4 Bosch EV14 1250ccBosch EV14 Injectors for Subaru WRX 02-14
Vendor:DeatschWerksRegular price $569.00 USDRegular priceUnit price / per$569.00 USDSale price $569.00 USD -
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 02-14 Subaru WRX / 07-14 Legacy GT / 07-14 STI Bosch EV14 1500cc Injectors (Set of 4)
Vendor:DeatschWerksRegular price $859.00 USDRegular priceUnit price / per$859.00 USDSale price $859.00 USD -
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 Set of 4 2400cc Injectors for Subaru WRX 02-14/Legacy GT 07-12/STI 07-15
Vendor:DeatschWerksRegular price $989.00 USDRegular priceUnit price / per$989.00 USDSale price $989.00 USD
Engine Upgrades for Subaru Impreza WRX STI GR Sedan to Boost Performance and Reliability
Unlock the full potential of your Subaru Impreza WRX STI GR Sedan with precision-engineered engine upgrades designed specifically for your model. This collection offers a range of parts that enhance power delivery, throttle response, and engine durability, helping you achieve a more engaging and reliable driving experience.
What are the key benefits of upgrading your Subaru WRX STI GR Sedan’s engine components?
Upgrading engine parts can significantly improve your vehicle’s performance and longevity. Enhanced intake and exhaust systems increase airflow efficiency, while cooling upgrades help maintain optimal engine temperatures under demanding conditions. Performance mounts reduce unwanted vibrations, contributing to smoother power delivery and improved drivability.
- Improved horsepower and torque through better airflow and combustion
- Enhanced throttle response for quicker acceleration
- Increased engine reliability with upgraded cooling and mounts
- Refined engine sound that complements the sporty character
How to choose the right engine upgrades for your Subaru Impreza WRX STI GR Sedan?
Selecting the right parts depends on your driving goals and current setup. Consider whether you want to focus on power gains, engine sound, or overall drivability. Intake and exhaust components are ideal for power and sound improvements, while cooling solutions and performance mounts support reliability and handling. Always prioritize parts engineered specifically for the WRX STI GR Sedan to ensure fitment and function.
Explore premium engine upgrades for your Subaru WRX STI GR Sedan at WheelFlip
Our curated collection features quality aftermarket parts designed to complement your Subaru’s unique characteristics. Whether you’re upgrading for spirited street driving or track use, find intake kits, exhaust systems, cooling components, and mounts that fit perfectly and perform reliably. Shop with confidence at WheelFlip and elevate your WRX STI GR Sedan’s engine performance today.








