Collection: Engine Upgrades For Subaru Impreza WRX GR/GV
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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 -

Radium Dual Side Fluid Lock Oil Catch Can Kit | Subaru WRX/STI/Forester (02-14/04-13) (20-0608-FL)
Vendor:Radium EngineeringRegular price $335.97 USDRegular priceUnit price / per$419.95 USDSale price $335.97 USDSale -
GSC Power-Division Viton Valve Stem Seals | Subaru EJ-Series Engines (1022)
Vendor:GSC Power DivisionRegular price $13.80 USDRegular priceUnit price / per$16.75 USDSale price $13.80 USDSale -
GSC Power-Division OEM Valve Spring Seats | 2002-2014 Subaru WRX/STi (1005)
Vendor:GSC Power DivisionRegular price $21.74 USDRegular priceUnit price / per$26.40 USDSale price $21.74 USDSale -

GSC Power-Division Beehive Valve Springs w/ Titanium Retainers | Multiple Subaru Fitments (5043)
Vendor:GSC Power DivisionRegular price $387.46 USDRegular priceUnit price / per$470.49 USDSale price $387.46 USDSale -
Brian Crower Spring Retainer Kit | 2002+ Subaru WRX/STi (BC0600)
Vendor:Brian CrowerRegular price From $83.58 USDRegular priceUnit price / per$96.00 USDSale price From $83.58 USDSale -
Brian Crower Valve Guides 6.0mm Exhaust | 2002 - 2005 Subaru Impreza (BC3961)
Vendor:Brian CrowerRegular price $70.52 USDRegular priceUnit price / per$81.00 USDSale price $70.52 USDSale -
Brian Crower VALVE GUIDES - 6.0mm INTAKE (Subaru EJ205, EJ257, EJ257B)
Vendor:Brian CrowerRegular price $70.52 USDRegular priceUnit price / per$81.00 USDSale price $70.52 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 Single Valve Spring and Steel Retainer Kit | Subaru Multiple Fitments (BC0600S)
Vendor:Brian CrowerRegular price $195.00 USDRegular priceUnit price / per$195.00 USDSale price $195.00 USD -
Brian Crower Dual Spring Titanium Retainer Kit | 2002+ Subaru EJ-Series (BC0610)
Vendor:Brian CrowerRegular price $471.86 USDRegular priceUnit price / per$542.00 USDSale price $471.86 USDSale -
Brian Crower CONNECTING RODS - BC625+ w/ARP Custom Age 625+ Fasteners (Subaru EJ205/EJ257 - 5.141")
Vendor:Brian CrowerRegular price $853.79 USDRegular priceUnit price / per$980.70 USDSale price $853.79 USDSale -
Brian Crower 6mm Titanium Retainers | 2010-2014 Subaru WRX/STI (BC2300-16)
Vendor:Brian CrowerRegular price $177.60 USDRegular priceUnit price / per$204.00 USDSale price $177.60 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 -
ACT Pilot Bearing | Toyota Tacoma 2002 (PB1004)
Vendor:ACTRegular price $7.00 USDRegular priceUnit price / per$9.00 USDSale price $7.00 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 Lightweight Crank Pulley | Multiple Subaru Fitments (PSP-ENG-101)
Vendor:Perrin PerformanceRegular price $91.88 USDRegular priceUnit price / per$147.00 USDSale price $91.88 USDSale
Engine Upgrades for Subaru Impreza WRX GR/GV: Unlock Your Vehicle’s True Potential
Enhance your Subaru Impreza WRX GR/GV with engine upgrades designed to improve power, throttle response, and reliability. This collection features parts tailored specifically for your model, ensuring seamless fitment and optimal performance gains for street or spirited driving.
What are the key benefits of upgrading your WRX GR/GV engine components?
Upgrading engine components can significantly enhance your WRX’s driving dynamics by improving airflow, boosting power delivery, and increasing engine efficiency. These enhancements also contribute to better throttle response and a more engaging driving experience, while supporting long-term reliability under higher stress conditions.
- Improved horsepower and torque through optimized intake and exhaust flow
- Enhanced throttle response for quicker acceleration
- Better engine cooling to maintain performance during demanding use
- Increased durability with upgraded materials and designs
How to choose the right engine upgrades for your Subaru WRX GR/GV?
Selecting the right parts depends on your performance goals and how you use your vehicle. Consider whether you want to focus on power gains, sound improvements, or overall engine efficiency. Supporting modifications like cooling upgrades and tuning components are essential to maximize the benefits and maintain reliability.
Explore our curated Subaru WRX GR/GV engine upgrades at WheelFlip
From high-performance intakes and exhaust systems to boost components and tuning accessories, our collection is built with fitment confidence and quality in mind. Shop WheelFlip to find the right engine upgrades that unlock the full potential of your Subaru Impreza WRX GR/GV and elevate your driving experience.





