Collection: Engine Upgrades For Subaru WRX S4 VB
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COBB AccessPORT V3 ECU Tuner | Subaru WRX/STI (15-21) / Forester XT CVT (14-18) (AP3-SUB-004)
Vendor:COBBRegular price $770.00 USDRegular priceUnit price / per$770.00 USDSale price $770.00 USD -
Compressive Tuning Carbon Fiber Smartflow Radiator Shroud 2022-2024 WRX
Vendor:Compressive TuningRegular price $271.82 USDRegular priceUnit price / per$299.00 USDSale price $271.82 USDSale -
COBB 2.5"-2.75" Aluminum Charge Pipe | Subaru WRX/Ascent/Outback XT/Legacy XT (22-25/19-25/20-25) (746110)
Vendor:COBBRegular price $305.00 USDRegular priceUnit price / per$305.00 USDSale price $305.00 USD -
Cometic MLX Headgasket 95.8mm Bore .032 for Subaru WRX/Ascent/Legacy/Outback (C14180-032)
Vendor:Cometic GasketRegular price $70.06 USDRegular priceUnit price / per$85.13 USDSale price $70.06 USDSale -
GFB Diverter Valve DV+ 2022+ Subaru WRX (FA24) | Subaru WRX (21-26) (T9383)
Vendor:Go Fast BitsRegular price $200.47 USDRegular priceUnit price / per$280.50 USDSale price $200.47 USDSale -
COBB Stage 1+ to NexGen Stage 2+ CAN Flex Fuel Power Package w/ SF Intake & Silver Intercooler | Subaru WRX 6MT (18-21) (SUB004NG2W-SL2FF-S1P-UP)
Vendor:COBBRegular price $2,660.00 USDRegular priceUnit price / per$2,660.00 USDSale price $2,660.00 USD -
COBB NexGen Stage 2 Power Package w/SF Intake & Silver Intercooler | Subaru WRX (15-21) (SUB004NG2W2-SL)
Vendor:COBBRegular price $2,565.00 USDRegular priceUnit price / per$2,565.00 USDSale price $2,565.00 USD -
COBB Top Mount Intercooler Silver w/ Charge Pipe Kit | Subaru WRX (15-21) (B42400-SL)
Vendor:COBBRegular price $1,205.00 USDRegular priceUnit price / per$1,205.00 USDSale price $1,205.00 USD -
Perrin Engine Mount Kit | 2022+ Subaru WRX / Forester (PSP-DRV-056)
Vendor:Perrin PerformanceRegular price $230.63 USDRegular priceUnit price / per$369.00 USDSale price $230.63 USDSale -
COBB Redline Carbon Fiber Alternator Cover | Subaru WRX (08-14) STI (08-21) (422600)
Vendor:COBBRegular price $180.00 USDRegular priceUnit price / per$180.00 USDSale price $180.00 USD -
Perrin Alternator Pulley - Blue | 2007-2021 Subaru WRX STI (PSP-ENG-119BL)
Vendor:Perrin PerformanceRegular price $38.13 USDRegular priceUnit price / per$61.00 USDSale price $38.13 USDSale -
AMS Performance Engine Pulley Cover | 2022+ Subaru WRX (AMS.50.06.0014-1)
Vendor:AMSRegular price $94.07 USDRegular priceUnit price / per$99.95 USDSale price $94.07 USDSale -
Mishimoto PCV Side Baffled Catch Can | 2022+ Subaru WRX (MMBCC-WRX-22P)
Vendor:MishimotoRegular price $279.95 USDRegular priceUnit price / per$308.00 USDSale price $279.95 USDSale -
Cometic MLX Headgasket 95.8mm Bore .032 for Subaru WRX/Ascent/Legacy/Outback (C14179-032)
Vendor:Cometic GasketRegular price $70.06 USDRegular priceUnit price / per$85.13 USDSale price $70.06 USDSale -
COBB Redline Matte Carbon Fiber Dress-Up Kit | Subaru WRX (22-25) (SUB006REDED-RMC)
Vendor:COBBRegular price $910.00 USDRegular priceUnit price / per$910.00 USDSale price $910.00 USD -
COBB Matte Carbon Fiber Engine Cover | Subaru WRX (22-25) (446610-RMC)
Vendor:COBBRegular price $275.00 USDRegular priceUnit price / per$275.00 USDSale price $275.00 USD -
COBB Redline Matte Carbon Fiber Fuse Box Cover Kit | Subaru WRX (22-25) (846665-KIT-RMC)
Vendor:COBBRegular price $275.00 USDRegular priceUnit price / per$275.00 USDSale price $275.00 USD -
COBB Redline Matte Carbon Fiber Fuse Box Cover Driver Side | Subaru WRX (22-25) (846665-Driver-RMC)
Vendor:COBBRegular price $150.00 USDRegular priceUnit price / per$150.00 USDSale price $150.00 USD -
COBB Redline Matte Carbon Fiber Fuse Box Cover Pass Side | Subaru WRX (22-25) (846665-Pass-RMC)
Vendor:COBBRegular price $140.00 USDRegular priceUnit price / per$140.00 USDSale price $140.00 USD -
Perrin Diverter Valve - Red | 2022+ Subaru WRX / Ascent / Legacy / Outback (PSP-TAC-616RD)
Vendor:Perrin PerformanceRegular price $123.13 USDRegular priceUnit price / per$197.00 USDSale price $123.13 USDSale
Engine Upgrades for Subaru WRX S4 VB to Boost Performance and Reliability
Unlock the full potential of your Subaru WRX S4 VB with engine upgrades tailored specifically for your model. This collection focuses on components designed to enhance power delivery, throttle response, and engine efficiency, helping you achieve a more dynamic and reliable driving experience.
What are the key benefits of upgrading your WRX S4 VB engine components?
Upgrading engine parts on your WRX S4 VB can lead to noticeable improvements in performance and durability. Enhanced intakes and exhaust systems optimize airflow, while cooling upgrades help maintain ideal operating temperatures under demanding conditions. Together, these modifications support smoother power delivery and reduce the risk of overheating during spirited driving.
- Improved horsepower and torque through better airflow management
- Enhanced throttle response for quicker acceleration
- Increased engine reliability with upgraded cooling solutions
- Reduced turbo lag and more consistent boost control
How to choose the right engine upgrades for your Subaru WRX S4 VB?
Selecting the appropriate engine parts depends on your driving goals and existing setup. Consider whether you want to focus on power gains, reliability, or a balanced approach. Performance intakes and exhaust components are great starting points for airflow improvements, while turbo and boost management parts help optimize forced induction efficiency. Don’t overlook engine mounts and hardware, which ensure stability and reduce drivetrain vibrations.
Supporting modifications and fitment tips for WRX S4 VB engine upgrades
Proper installation and complementary upgrades are essential to maximize the benefits of your engine parts. Upgrading your cooling system can prevent heat soak during extended drives, and pairing turbo components with reliable boost controllers ensures consistent performance. Shop this collection at WheelFlip to find quality aftermarket parts designed with fitment confidence for your Subaru WRX S4 VB.















