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SKU: 2281-8
GSC P-D 2015+ Subaru WRX FA20F Exhaust Valve - 29mm Head (STD) - SET 8
GSC Power-Division exhaust valves deliver reliable performance for 2015-2021 Subaru WRX models equipped with the FA20F 2.0L turbo engine. This set of 8 standard 29mm head diameter valves replaces stock components to support higher RPM and boost levels. Engine builders choose these for their strength in turbocharged applications.
Key Features
- One-Piece Forged Construction: Forged from high-chrome super alloy steel for resistance to heat fatigue and valve bounce at high RPM
- 29mm Head Diameter (STD): Matches OEM sizing for drop-in fit while enhancing exhaust flow through precise shaping
- Swirl Polished Valve Head: Reduces shrouding and turbulence for 10-15% better exhaust scavenging and power gains
- 6.98mm Stem Diameter: Provides exact OEM compatibility with guides and seals reducing wear over time
- 111.15mm Overall Length: Ensures proper valve timing and clearance in FA20F cylinder heads
Product Notes
- Inspect valve seats and guides before installation for optimal sealing
- Pair with GSC valve springs for extreme boost applications
- Packaged securely for protection during transit
Installation Notes
- Professional installation recommended.
- Valve job required to achieve proper seat contact and flow
- Compatible with OEM retainers and seals no modifications needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2021 | Subaru | WRX | 2.0L Turbo FA20F |
Why Choose GSC Power-Division?
- Engineered for motorsport with proven results in drag and rally applications
- Made in USA with tight tolerances exceeding OEM standards
- Backed by lifetime warranty on manufacturing defects
Frequently Asked Questions
-
Q: Will these fit my 2015-2021 Subaru WRX?
A: Yes designed specifically for FA20F 2.0L turbo engines in all trim levels including Base Premium and Limited -
Q: What material are these valves made from?
A: High-chrome one-piece forged super alloy steel built to handle 1000+ HP turbo setups -
Q: What warranty is included?
A: Lifetime warranty against defects in materials and workmanship when installed by certified shop
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock - ships same or next business day
- Packaging: Protective box 12x8x4 inches
- Weight: 2.5 lbs
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