Collection: Engine Upgrades For Subaru Impreza WRX STI GR Sedan
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DeatschWerks 02-14 Subaru WRX / 07-14 STI/Legacy GT Bosch EV14 1200cc Injectors (Set of 4)
Vendor:DeatschWerksRegular price $569.00 USDRegular priceUnit price / per$569.00 USDSale price $569.00 USD -
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 Top Mount Intercooler | 2008-2021 Subaru WRX STI (PSP-ITR-302SL/BK)
Vendor:Perrin PerformanceRegular price $667.50 USDRegular priceUnit price / per$890.00 USDSale price $667.50 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 -
Cusco Billet Aluminum Engine Pitch Stop Mount | Subaru WRX/STI/LGT/FXT (02-24) (6A1 911 PS)
Vendor:CuscoRegular price $136.00 USDRegular priceUnit price / per$170.00 USDSale price $136.00 USDSale -
Radium Subaru Fuel Filter Mount | 2015-2021 Subaru WRX/STI, 2014-2018 Subaru Forester XT (20-0605)
Vendor:Radium EngineeringRegular price $65.85 USDRegular priceUnit price / per$79.95 USDSale price $65.85 USDSale -
Radium Fuel Access Cover | 2014-2021 Subaru WRX/STI (20-0746)
Vendor:Radium EngineeringRegular price $65.85 USDRegular priceUnit price / per$79.95 USDSale price $65.85 USDSale -
Radium Fuel Access Cover | 2008-2014 Subaru WRX/STI (20-0745)
Vendor:Radium EngineeringRegular price $65.85 USDRegular priceUnit price / per$79.95 USDSale price $65.85 USDSale -
Brian Crower 36mm Exhaust Valve Single Valve | 2002 - 2014 Subaru WRX (BC3601-S-1)
Vendor:Brian CrowerRegular price $21.45 USDRegular priceUnit price / per$24.63 USDSale price $21.45 USDSale -
Brian Crower 32mm Exhaust Valve | 2002 - 2009 Subaru WRX (BC3601-S)
Vendor:Brian CrowerRegular price $197.00 USDRegular priceUnit price / per$197.00 USDSale price $197.00 USD -
Brian Crower +1mm Over STD Tip 37mm Intake Valve | 2002 - 2009 Subaru WRX (BC3604-S)
Vendor:Brian CrowerRegular price $197.00 USDRegular priceUnit price / per$197.00 USDSale price $197.00 USD -
Brian Crower +1mm Over STD Tip 33mm Exhaust Valve | 2002 - 2009 Subaru WRX (BC3605-S)
Vendor:Brian CrowerRegular price $197.00 USDRegular priceUnit price / per$197.00 USDSale price $197.00 USD -
Perrin Coolant Hose Adapter | 2002-2021 Subaru WRX / STI (ASM-GAU-107)
Vendor:Perrin PerformanceRegular price $20.63 USDRegular priceUnit price / per$33.00 USDSale price $20.63 USDSale -
Perrin Perf Nylon Coupler 2.4in Turbo Inlet | Subaru WRX/WRX STI (03-21) (X-PSP-INT-404)
Vendor:Perrin PerformanceRegular price $24.75 USDRegular priceUnit price / per$33.00 USDSale price $24.75 USDSale -

Perrin Cam Solenoid Cover Hyper Pink | Subaru 12-25 WRX/Forester XT/Outback XT (PSP-ENG-172HP)
Vendor:Perrin PerformanceRegular price $128.75 USDRegular priceUnit price / per$206.00 USDSale price $128.75 USDSale -
Perrin Air/Oil Separator | 02-14 Subaru WRX / 04-19 STI with FMIC (PSP-ENG-607)
Vendor:Perrin PerformanceRegular price $429.00 USDRegular priceUnit price / per$572.00 USDSale price $429.00 USDSale -
Perrin Oil Filter Cover | Subaru WRX / BRZ & Toyota GR86 with FA Engine (PSP-ENG-716)
Vendor:Perrin PerformanceRegular price From $65.63 USDRegular priceUnit price / per$105.00 USDSale price From $65.63 USDSale -
Torque Solution PNP Aluminum Bung Speed Density Kit | Subaru GD+GR (02-12) (TS-WH-497PA)
Vendor:Torque SolutionRegular price $79.99 USDRegular priceUnit price / per$99.99 USDSale price $79.99 USDSale -
Torque Solution PNP Speed Density Adapter Harness | Subaru Impreza GD/GR (03-14) (TS-WH-497)
Vendor:Torque SolutionRegular price $63.99 USDRegular priceUnit price / per$79.99 USDSale price $63.99 USDSale
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.








