-14%
GSC P-D EJ series EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve-32mm Head(STD) GSC Power Division GSC2015-01
Click to zoom in

GSC P-D EJ series EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve-32mm Head(STD)

GSC2015-01
GSC2015-01
Valves
20+ Units In Stock - Ships Next Business Day
$ 44.54 $ 37.86
$ 37.86

SKU: 2015-01 | UPC: GSC2015-01

GSC P-D EJ Series EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve 32mm Head STD 1999-2015 Subaru Impreza WRX STI

GSC Power-Division P-D EJ series exhaust valves deliver reliable performance for EJ205 EJ207 and EJ257 engines in Subaru Impreza WRX and STI models from 1999 to 2015 including Saab 9-2X. This 32mm head standard size valve features one-piece forged super alloy construction for extreme heat resistance and strength in turbocharged applications. It supports higher RPM and boost levels with reduced friction and extended valve life.

Key Features

  • One-Piece Forged Super Alloy: Heat treated to 195000 psi tensile strength resists fatigue and warping under high heat and boost
  • Chrome Polished Stem: 5.5mm diameter stem finish cuts friction by 35% for less guide wear and smoother operation
  • Precise Dimensions: 32.00mm head diameter 5.50mm stem 112.95mm overall length ensures drop-in fit with stock heads
  • Enhanced Exhaust Flow: Optimized design improves scavenging and power output in modified EJ turbo engines
  • Durability Focus: Withstands 1000+ degrees F for track or street use without stem stretch or seat recession

Product Notes

  • Sold individually pair with intake valves for full set replacement
  • Inspect valve guides and seats before install for best results
  • Ships in protective foam sleeve to prevent damage

Installation Notes

  • Professional installation recommended.
  • Valve lash set to 0.011-0.013 inch hot for EJ applications
  • Compatible with OEM retainers springs and seats no special hardware needed

This Part Fits

Year Make Model Submodel
1999-2005 Subaru Impreza RS
1999-2004 Subaru Impreza Outback
1999-2001 Subaru Impreza L
2002-2004 Subaru Impreza TS
2002-2014 Subaru Impreza WRX
2004-2014 Subaru Impreza WRX STI
2005 Saab 9-2X Aero
2005-2011 Subaru Impreza Outback Sport
2006-2011 Subaru Impreza 2.5i
2009-2010 Subaru Impreza 2.5 GT
2010-2011 Subaru Impreza 2.5i Premium
2010-2014 Subaru Impreza WRX Limited
2010-2014 Subaru Impreza WRX Premium
2011-2014 Subaru Impreza WRX STI Limited
2012-2014 Subaru Impreza Base
2012-2014 Subaru Impreza Limited
2012-2014 Subaru Impreza Premium
2012-2014 Subaru Impreza Sport Limited
2012-2014 Subaru Impreza Sport Premium
2015 Subaru WRX STI Base
2015 Subaru WRX STI Launch Edition
2015 Subaru WRX STI Limited

Why Choose GSC Power-Division?

  • Proven in professional racing with EJ builds worldwide
  • Engineered for 500+ whp reliability in daily driven cars
  • Made in USA with tight tolerances under 0.001 inch

Frequently Asked Questions

  • Q: Does this fit 2004-2007 Subaru STI EJ257 heads?
    A: Yes direct fit for all EJ257 closed deck heads including USDM JDM and Euro STI models
  • Q: What material resists turbo heat best?
    A: Forged super alloy construction handles 1100+ F exhaust temps with chrome stem for low friction
  • Q: Is valve sealing stock or needs machining?
    A: Matches OEM 45 degree seat angle no machining required uses standard multi-angle seats

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Individual protective sleeve in 6 x 4 x 1 inch box
  • Weight: 0.1 lbs

Request For Information

Have questions about ? Fill out the form below and we'll get back to you by the next business day.
GSC Power Division

GSC Power Division

GSC Power Division is a manufacturer of precision-engineered camshafts, valve springs, and valvetrain components designed for high-performance and competition engines across domestic, import, and diesel platforms. Founded by engineers with deep roots in motorsport, GSC Power Division components are machined to exacting tolerances and heat-treated to survive the demands of forced induction and high-rpm applications that destroy stock valvetrain parts. The brand is particularly well-known in the Mitsubishi Evo, Subaru STI, Nissan RB, and Toyota 2JZ communities where aggressive camshaft profiles are essential for extracting maximum power from turbocharged four-cylinder and six-cylinder engines. Whether building for drag racing, road course competition, or a high-powered street car, GSC Power Division camshafts and valve springs are a proven upgrade path. Popular Upgrades GSC Power Division S1, S2, and S3 camshafts are the most popular selections, with each profile offering progressivel...

View GSC Power Division Products
Valves

Valves

Welcome to our Valves collection, where quality meets functionality. Our carefully curated selection includes a variety of valves suited for different applications and industries. Whether you are in construction, manufacturing, or plumbing, we have the perfect valve solutions for you. Why Choose Our Valves? High Quality: Each valve in our collection is manufactured to meet strict quality standards, ensuring durability and reliability. Wide Range: We offer a diverse range of valves. Competitive Pricing: Get the best value for your money with our competitively priced valves without compromising on quality. Expert Support: Our knowledgeable team is here to help you find the right valve for your specific needs.   Applications of Our Valves Our valves are versatile and can be used in a variety of engines for various makes and modles.  Shop Now! Explore our Valves collection today and find the perfect solution for your project. With our user-friendly Shopify store, shopping for valv...

View Valves Products
Valves & Components

Valves & Components

Browse all of our valves and valvetrain components at Black Ops Auto Works, including engine valves, valve covers, valve cover gaskets, valve guides, valve springs, retainers, valve locks, valve seals, lash caps, and related valvetrain hardware for performance builds, engine refreshes, and high-horsepower applications. Whether you are rebuilding a cylinder head, upgrading your valvetrain for higher RPM, or replacing worn valve train components, this collection is built for customers searching for engine valves, valve springs and retainers, valve cover gaskets, performance valve covers, and valvetrain upgrades. Shop Top Valvetrain Brands Find trusted brands in the valve and valvetrain category, including: GSC Power Division Supertech Brian Crower Ferrea Manley Performance Cometic Granatelli Moroso BLOX Racing   These brands are known for performance intake valves, exhaust valves, valve spring kits, titanium retainers, valve guides, valve locks, valve seals, billet valve covers, an...

View Valves & Components Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×