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SKU: 2011-8 | UPC: GSC2011-8
GSC P-D Subaru EJ205/EJ207/EJ257 32mm Head (STD) Chrome Polished Exhaust Valve - Set of 8 (2002-2021 Impreza WRX/STI)
GSC Power-Division P-D exhaust valves deliver direct replacement performance for Subaru EJ205 EJ207 and EJ257 cylinder heads in 2002-2021 Impreza WRX and STI models. This set of 8 32mm standard head valves features chrome polished stems for heat resistance and smooth operation under boost. Built to handle track demands with precise engineering for consistent power delivery.
Key Features
- One-Piece Forged Construction: Provides structural integrity to withstand extreme temperatures and pressures in turbocharged applications
- 32mm Head Diameter: Standard sizing ensures compatibility while supporting ported head flows for improved exhaust scavenging
- Chrome Polished Stems: Enhances heat dissipation by up to 30 percent over stock and minimizes guide wear for longer life
- Swirl Polished Heads: Reduces turbulence for smoother exhaust gas evacuation and higher velocity
- Standard Length 113.90mm: Exact OEM dimensions with 6.97mm stem diameter and 9mm extended tip for drop-in fit with performance seals
Product Notes
- Designed as direct OEM replacement for stock EJ205 EJ207 EJ257 exhaust valves
- Suitable for stock rebuilt heads or full race assemblies
- Packaged in protective foam insert to arrive ready for installation
Installation Notes
- Professional installation recommended.
- Measure valve guides and seats before install to confirm spec match
- Works with OEM or aftermarket springs retainers keepers and stem seals
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX |
| 2004-2021 | Subaru | Impreza | WRX STI |
| 2005-2009 | Subaru | Legacy | GT |
| 2004-2013 | Subaru | Forester | XT |
| 2008-2014 | Subaru | Impreza | WRX |
| 2015-2021 | Subaru | WRX | STI |
Why Choose GSC Power-Division?
- Engineered and manufactured in the USA with racing-proven designs
- Tight tolerances ensure leak-free sealing and reliable operation
- Backed by decades of Subaru motorsport development expertise
Frequently Asked Questions
-
Q: Does this set fit 2006 Impreza WRX EJ205 heads?
A: Yes fits all 2002-2007 WRX models with EJ205 as direct replacement exhaust valves -
Q: What material and stem specs are used?
A: One-piece forged stainless with 6.97mm diameter chrome polished stems 113.90mm overall length and 32mm head -
Q: What warranty coverage applies?
A: Lifetime warranty against manufacturing defects when installed by certified technician
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure box with foam protection 8 x 6 x 1 inches
- Weight: 2 lbs
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