Collection: Drivetrain Upgrades For Subaru WRX S4 VB
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Perrin Shifter Detent Kit 2015-2025 WRX / 2018-2023 Crosstrek
Vendor:Perrin PerformanceRegular price $24.33 USDRegular priceUnit price / per$47.00 USDSale price $24.33 USDSale -

ACT HD/Race 4 Pad Clutch Kit | Subaru Impreza/Legacy/Forester/Outback/B9 Tribeca (92-25) (SB12-HDG4)
Vendor:ACTRegular price $1,150.64 USDRegular priceUnit price / per$1,514.00 USDSale price $1,150.64 USDSale -
COBB Rear Shifter Bush | Subaru WRX (02-14) STI (04-21) BRZ (13-21) Legacy GT/Forester XT/Outback XT (05-09) (211330)
Vendor:COBBRegular price $55.00 USDRegular priceUnit price / per$55.00 USDSale price $55.00 USD -
ACT HD/Race Rigid 4 Pad Clutch Kit | Subaru WRX (92-26) (SB12-HDR4)
Vendor:ACTRegular price $1,107.32 USDRegular priceUnit price / per$1,457.00 USDSale price $1,107.32 USDSale -
ACT 6-Pad Rigid Race Clutch Kit | Subaru WRX XT (06-25) (SB12-XTR6)
Vendor:ACTRegular price $1,171.16 USDRegular priceUnit price / per$1,541.00 USDSale price $1,171.16 USDSale -

ACT 06-25 Subaru WRX XT Race Rigid 4 Pad Clutch Kit | Subaru WRX / STI (EJ18/20/22/25) (SB12-XTR4)
Vendor:ACTRegular price $1,154.44 USDRegular priceUnit price / per$1,519.00 USDSale price $1,154.44 USDSale -
ACT 4-Pad Race Clutch Kit | Subaru WRX XT (06-25) (SB12-XTG4)
Vendor:ACTRegular price $1,197.76 USDRegular priceUnit price / per$1,576.00 USDSale price $1,197.76 USDSale -

ACT Heavy Duty Performance Street Sprung Clutch Kit | Subaru WRX (Excl. STI) (06-25) (SB12-HDSS)
Vendor:ACTRegular price $1,129.36 USDRegular priceUnit price / per$1,486.00 USDSale price $1,129.36 USDSale -
ACT Sprung Clutch Kit | Subaru WRX XT (06-25) (SB12-XTSS)
Vendor:ACTRegular price $1,176.48 USDRegular priceUnit price / per$1,548.00 USDSale price $1,176.48 USDSale -
ACT HD/Race Rigid 6 Pad Clutch Kit | Subaru WRX (06-25) (SB12-HDR6)
Vendor:ACTRegular price $1,124.04 USDRegular priceUnit price / per$1,479.00 USDSale price $1,124.04 USDSale -
ACT 10-25 Subaru WRX Prolite Flywheel | Subaru WRX (10-25) (600895)
Vendor:ACTRegular price $360.24 USDRegular priceUnit price / per$474.00 USDSale price $360.24 USDSale -
Action Clutch Stage 1 Clutch Kit | Subaru WRX (2021-2026) (ACR-3598)
Vendor:Action ClutchRegular price $794.67 USDRegular priceUnit price / per$820.21 USDSale price $794.67 USDSale -
ACT Heavy Duty Race Rigid 4 Pad Clutch Kit | Multiple Subaru Fitments (SB11-HDR4)
Vendor:ACTRegular price $1,180.00 USDRegular priceUnit price / per$1,457.00 USDSale price $1,180.00 USDSale -
ACT 4-Pad Rigid Race Disc | Multiple Subaru Fitments (4240018)
Vendor:ACTRegular price $157.00 USDRegular priceUnit price / per$194.00 USDSale price $157.00 USDSale -
ACT Extreme Race Rigid 4 Pad Clutch Kit | Multiple Subaru Fitments (SB11-XTR4)
Vendor:ACTRegular price $1,230.00 USDRegular priceUnit price / per$1,519.00 USDSale price $1,230.00 USDSale -
Cusco Transmission Mount Kit | 2022 Subaru WRX (660 911 TM)
Vendor:CuscoRegular price $144.00 USDRegular priceUnit price / per$180.00 USDSale price $144.00 USDSale -
Cusco Rdiff Cover Blue Increased Capacity | Subaru WRX STI (15-21) (692 008 AL)
Vendor:CuscoRegular price $796.00 USDRegular priceUnit price / per$995.00 USDSale price $796.00 USDSale -

ACT HD/Race 6 Pad Clutch Kit | Subaru Impreza/Legacy/Forester/Outback/B9 Tribeca (92-25) (SB12-HDG6)
Vendor:ACTRegular price $1,176.48 USDRegular priceUnit price / per$1,548.00 USDSale price $1,176.48 USDSale -
Action Clutch 22-23 Subaru WRX 2.4L Stage 1 Clutch Kit | Subaru WRX (21-26) (ACR-3598-FFW)
Vendor:Action ClutchRegular price $564.08 USDRegular priceUnit price / per$582.21 USDSale price $564.08 USDSale -
Whiteline KDT901 Gearbox Shift Bushings | Subaru WRX/STI, Forester XT (04-23) (KDT901)
Vendor:WhitelineRegular price $54.28 USDRegular priceUnit price / per$77.88 USDSale price $54.28 USDSale
Drivetrain Upgrades for Subaru WRX S4 VB to Boost Performance and Reliability
Upgrade your Subaru WRX S4 VB’s drivetrain with parts engineered specifically for your model. This collection offers premium aftermarket clutches, flywheels, shifters, and mounts designed to enhance power delivery, shift response, and drivetrain durability for both spirited driving and daily use.
What are the benefits of drivetrain upgrades for your Subaru WRX S4 VB?
Drivetrain upgrades improve how power is transferred from the engine to the wheels, resulting in smoother shifts, better torque management, and increased reliability under high stress. Upgrading components like clutches and flywheels can reduce drivetrain slippage and improve throttle response, while performance mounts help minimize drivetrain movement for sharper handling.
- Enhanced power delivery and throttle response
- Improved shift feel and precision
- Increased durability for aggressive driving conditions
- Reduced drivetrain flex and vibration
How do I choose the right drivetrain components for my WRX S4 VB?
Selecting the right parts depends on your driving style and goals. For daily-driven vehicles, focus on components that balance performance with drivability and longevity. Track or performance builds may require stronger clutches, lightweight flywheels, and upgraded shifters for quicker shifts. Always consider compatibility and fitment specific to the WRX S4 VB to ensure optimal results.
Key considerations when shopping drivetrain upgrades at WheelFlip
When browsing drivetrain parts for your Subaru WRX S4 VB, prioritize fitment confidence and quality materials. Our curated selection ensures components are engineered for your model’s specifications, helping you achieve reliable performance gains without sacrificing daily usability. Explore WheelFlip’s drivetrain upgrades to find the right parts that elevate your WRX’s powertrain efficiency and driving experience.













