Collection: Engine Upgrades For Subaru Impreza WRX STI GR Sedan
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COBB V3 Air/Oil Separator (AOS) 1L w/ ORB Ports | Subaru WRX/STI/Legacy/Outback/Forester XT (05-21) (822615)
Vendor:COBBRegular price $595.00 USDRegular priceUnit price / per$595.00 USDSale price $595.00 USD -
COBB V3 AOS Air/Oil Separator | Subaru WRX/STI/Forester XT (02-08) (811615)
Vendor:COBBRegular price $565.00 USDRegular priceUnit price / per$565.00 USDSale price $565.00 USD -
COBB 2.5" Front Mount Intercooler Cold Pipes | Subaru WRX (11-14) (724500-C)
Vendor:COBBRegular price $395.00 USDRegular priceUnit price / per$395.00 USDSale price $395.00 USD -
COBB 2.5" FMIC Hot Pipes w/Silicone Couplers | Subaru WRX (11-14) (724500-H)
Vendor:COBBRegular price $395.00 USDRegular priceUnit price / per$395.00 USDSale price $395.00 USD -
COBB Front Mount Intercooler Turbo Hot Pipe 2.5" | Subaru WRX/STI (08-14) (715505)
Vendor:COBBRegular price $75.00 USDRegular priceUnit price / per$75.00 USDSale price $75.00 USD -
COBB Silver Front Mount Intercooler | Subaru WRX/STI (11-14) (724502-SL)
Vendor:COBBRegular price $1,125.00 USDRegular priceUnit price / per$1,125.00 USDSale price $1,125.00 USD -
COBB LF Bypass Valve | Subaru WRX (15-21) / Forester XT (14-18) (745670)
Vendor:COBBRegular price $405.00 USDRegular priceUnit price / per$405.00 USDSale price $405.00 USD -
COBB 4 Bar Map Sensor | Subaru WRX (08-14)/Legacy GT (05-12)/Forester XT (09-13)/Outback XT (05-09) (A22100)
Vendor:COBBRegular price $205.00 USDRegular priceUnit price / per$205.00 USDSale price $205.00 USD -
COBB MAP Sensor Adapter Kit | Subaru WRX (08-14) / Legacy GT (05-09) / Forester XT (09-13) (A22600)
Vendor:COBBRegular price $65.00 USDRegular priceUnit price / per$65.00 USDSale price $65.00 USD -
COBB 4 Bar Map Sensor Kit | Subaru WRX (08-14)/Legacy GT (05-09)/Forester XT (09-13) (A22700)
Vendor:COBBRegular price $235.00 USDRegular priceUnit price / per$235.00 USDSale price $235.00 USD -
COBB MAP Sensor Adapter | Subaru WRX (02-07) / STI (04-21) / Forester XT (04-08) (A12600)
Vendor:COBBRegular price $65.00 USDRegular priceUnit price / per$65.00 USDSale price $65.00 USD -
COBB 4 Bar MAP Sensor | Subaru WRX (02-07)/STI (04-21)/Forester XT (05-08) (A12100)
Vendor:COBBRegular price $190.00 USDRegular priceUnit price / per$190.00 USDSale price $190.00 USD -
COBB 4 Bar MAP Sensor Kit | Subaru WRX (02-07) / STI (08-21) (A12700)
Vendor:COBBRegular price $235.00 USDRegular priceUnit price / per$235.00 USDSale price $235.00 USD -
COBB AccessPORT V3 ECU Tuner | Subaru WRX/STI (08-14) / Legacy GT (07-12) / Forester XT (07-13) / Outback XT (07-09) (AP3-SUB-003)
Vendor:COBBRegular price $770.00 USDRegular priceUnit price / per$770.00 USDSale price $770.00 USD -
COBB 3-Port Boost Control Solenoid | Subaru WRX/STI (08-21) / Legacy GT/Outback XT (05-09) (715750)
Vendor:COBBRegular price $185.00 USDRegular priceUnit price / per$185.00 USDSale price $185.00 USD -

COBB 3-Port Boost Control Solenoid | Subaru WRX (02-07) / STI (04-07) / Forester XT (04-08) (712750)
Vendor:COBBRegular price $190.00 USDRegular priceUnit price / per$190.00 USDSale price $190.00 USD -
COBB LF Bypass Valve | Subaru WRX (02-07) / STI (04-21) / Forester XT (06-08) (712665)
Vendor:COBBRegular price $375.00 USDRegular priceUnit price / per$375.00 USDSale price $375.00 USD -
COBB LF Bypass Valve | Subaru WRX (08-14) / Legacy GT / Forester XT / Outback XT (724665)
Vendor:COBBRegular price $405.00 USDRegular priceUnit price / per$405.00 USDSale price $405.00 USD -
COBB Pitch Stop Mount w/ Bushings | Subaru WRX/STI/LGT/FXT (02-25) (862001)
Vendor:COBBRegular price $125.00 USDRegular priceUnit price / per$125.00 USDSale price $125.00 USD -
COBB Aluminum Alternator Cover | Subaru WRX (08-14) / STI (08-21) (815055)
Vendor:COBBRegular price $105.00 USDRegular priceUnit price / per$105.00 USDSale price $105.00 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.



















