Collection: Drivetrain Upgrades For Subaru WRX S4 VA
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Perrin Performance Shifter Stop | Subaru Crosstrek/Forester/Outback/Legacy (18-23) (PSP-INR-019)
Vendor:Perrin PerformanceRegular price $23.29 USDRegular priceUnit price / per$45.00 USDSale price $23.29 USDSale -
Clutch Masters FX350 Clutch Kit | 2018-2021 Subaru WRX (15915-HDFF)
Vendor:Clutch MastersRegular price $740.00 USDRegular priceUnit price / per$925.00 USDSale price $740.00 USDSale -
Clutch Masters FX350 HR Street/Race Clutch Kit | 2004-2019 Subaru STI (15017-HRFF)
Vendor:Clutch MastersRegular price $676.00 USDRegular priceUnit price / per$845.00 USDSale price $676.00 USDSale -
Clutch Masters FX400 HD Race/Street 8-Puck Clutch Kit | 2004-2019 Subaru STI (15017-HDCL)
Vendor:Clutch MastersRegular price $680.00 USDRegular priceUnit price / per$850.00 USDSale price $680.00 USDSale -
Competition Clutch Ceramic 6 Puck Sprung Disc Subaru WRX STI (04-21) (99707-1620)
Vendor:Competition ClutchRegular price $195.00 USDRegular priceUnit price / per$195.00 USDSale price $195.00 USD -
Competition Clutch Lightweight Steel Flywheel | 2004-2021 Subaru STI (2-721-ST)
Vendor:Competition ClutchRegular price $325.29 USDRegular priceUnit price / per$395.00 USDSale price $325.29 USDSale -
Competition Clutch Replacement Disc Only | Multiple Subaru Fitments (99707-2250)
Vendor:Competition ClutchRegular price $199.99 USDRegular priceUnit price / per$199.99 USDSale price $199.99 USD -
Competition Clutch Replacement Disc Only | Multiple Subaru Fitments (99707-S-2600)
Vendor:Competition ClutchRegular price $201.76 USDRegular priceUnit price / per$245.00 USDSale price $201.76 USDSale -
Competition Clutch Segmented Ceramic Disc | Subaru WRX/Legacy 06-14 (99708-2600)
Vendor:Competition ClutchRegular price $201.76 USDRegular priceUnit price / per$245.00 USDSale price $201.76 USDSale -
Competition Clutch Stage 2 2100 Series Clutch Kit | 2004-2021 Subaru STI (15030-2100)
Vendor:Competition ClutchRegular price $555.88 USDRegular priceUnit price / per$675.00 USDSale price $555.88 USDSale -
Competition Clutch Stage 2 2100 Series Clutch Kit | 2006-2014 Subaru WRX (15026-2100)
Vendor:Competition ClutchRegular price $700.00 USDRegular priceUnit price / per$850.00 USDSale price $700.00 USDSale -
Competition Clutch Stage 3 2600 Series Clutch Kit | 2004-2021 Subaru STI (15030-2600)
Vendor:Competition ClutchRegular price $592.94 USDRegular priceUnit price / per$720.00 USDSale price $592.94 USDSale -

Competition Clutch Stage 3 Segmented Ceramic Clutch Kit | Subaru 06-14 WRX/Outback XT (15026-2600)
Vendor:Competition ClutchRegular price $753.53 USDRegular priceUnit price / per$915.00 USDSale price $753.53 USDSale -
Competition Clutch Stage 4 6 Pad Ceramic Clutch Kit | Subaru WRX 06-11, Legacy GT 05-11
Vendor:Competition ClutchRegular price $753.53 USDRegular priceUnit price / per$915.00 USDSale price $753.53 USDSale -
Competition Clutch Stock Clutch Kit w/Flywheel | Subaru WRX/Legacy GT (05-11) (15026-STOCK)
Vendor:Competition ClutchRegular price $572.35 USDRegular priceUnit price / per$695.00 USDSale price $572.35 USDSale -
Competition Clutch Street/Strip Series 2600 Clutch Kit | Multiple Fitments (15021-2600)
Vendor:Competition ClutchRegular price $506.47 USDRegular priceUnit price / per$615.00 USDSale price $506.47 USDSale -
Exedy Hyper Single Clutch and Flywheel Kit | 2004-2015 Subaru WRX STI (FH02SD1)
Vendor:ExedyRegular price $1,156.58 USDRegular priceUnit price / per$1,590.33 USDSale price $1,156.58 USDSale -
2004-2007 Subaru STI Short Shifter Kit by Go Fast Bits (4002)
Vendor:Go Fast BitsRegular price $242.28 USDRegular priceUnit price / per$339.00 USDSale price $242.28 USDSale -
2015-2017 Subaru WRX FX300 Clutch Kit by Clutch Masters (15020-HDTZ)
Vendor:Clutch MastersRegular price $660.00 USDRegular priceUnit price / per$825.00 USDSale price $660.00 USDSale -
Clutch Masters FX250 Clutch Kit | 2015-2017 Subaru WRX (15020-HD0F)
Vendor:Clutch MastersRegular price $600.00 USDRegular priceUnit price / per$750.00 USDSale price $600.00 USDSale
Enhance Your Subaru WRX S4 VA with Premium Drivetrain Upgrades
Optimize your Subaru WRX S4 VA’s performance with drivetrain upgrades designed to improve power delivery, response, and durability. This collection offers carefully selected components that address clutch engagement, shifting precision, and differential efficiency to elevate your driving experience.
What are the benefits of upgrading your WRX S4 VA clutch and flywheel?
Upgrading clutch and flywheel assemblies can significantly improve throttle response and shift feel by reducing rotational mass and increasing engagement precision. These components help your WRX handle increased power and aggressive driving without sacrificing reliability.
- Quicker clutch engagement for faster gear changes
- Improved pedal feel and modulation
- Enhanced durability under high-stress conditions
How do precision shifters and reinforced mounts improve drivetrain performance?
Precision shifters reduce slop and provide a more direct connection between your hand and the transmission, resulting in smoother, more confident gear changes. Reinforced mounts minimize drivetrain movement, which helps maintain alignment and reduces wear on components, translating to better power transfer and longevity.
Which differential and axle upgrades should Subaru WRX S4 VA owners consider?
Upgraded axles and differential parts enhance traction and strength, especially under demanding driving conditions. Stronger axles resist bending or breaking, while improved differential components optimize power distribution to the wheels. Explore our selection to find parts tailored to your WRX S4 VA’s needs and elevate your drivetrain’s reliability and performance at WheelFlip.









