-14%
Click to zoom in
SKU: 3028-8 | UPC: GSC3028-8
GSC P-D EJ Series EJ205/EJ207/EJ264 Manganese Bronze Intake Valve Guide Traditional - Set 8 for 1999-2015 Subaru Impreza
GSC Power-Division P-D EJ Series Manganese Bronze Intake Valve Guides provide exact fitment for EJ205 EJ207 and EJ264 engines in Subaru Impreza models from WRX to STI variants spanning 1999 to 2015. This set of 8 traditional guides maintains valve stem alignment to cut wear during high-revving performance. Built for enthusiasts chasing reliable power in street or track setups.
Key Features
- Manganese Bronze Material: Delivers high thermal conductivity and wear resistance to manage extreme heat and friction in boosted engines
- Precision Engineering: Machined to OEM-spec tolerances for direct fit in EJ205 EJ207 EJ264 cylinder heads
- Set of 8 Intake Guides: Covers all intake valves for even airflow and reliable valve action
- Traditional Design: Standard wall thickness allows easy replacement with common tools
- Performance Focused: Engineered for motorsport with support for higher boost and RPM limits
Product Notes
- Inspect cylinder head valve seats prior to installation for proper guide alignment
- Clean guides thoroughly before use to prevent contamination in the valvetrain
- Ships in protective packaging to arrive ready for immediate installation
Installation Notes
- Professional installation recommended.
- Requires valve guide driver tool for press-fit installation into aluminum heads
- Compatible with stock or aftermarket valves. ream guides if using oversized stems
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005-2011 | Subaru | Impreza | Outback Sport |
| 2012-2014 | Subaru | Impreza | Premium |
| 1999-2005 | Subaru | Impreza | RS |
| 2012-2014 | Subaru | Impreza | Sport Limited |
| 2012-2014 | Subaru | Impreza | Sport Premium |
| 2002-2004 | Subaru | Impreza | TS |
| 2002-2014 | Subaru | Impreza | WRX |
| 2005 | Saab | 9-2X | Aero |
| 2009-2010 | Subaru | Impreza | 2.5 GT |
| 2006-2011 | Subaru | Impreza | 2.5i |
| 2010-2011 | Subaru | Impreza | 2.5i Premium |
| 2012-2014 | Subaru | Impreza | Base |
| 1999-2001 | Subaru | Impreza | L |
| 2012-2014 | Subaru | Impreza | Limited |
| 1999-2004 | Subaru | Impreza | Outback |
| 2006-2007 | Subaru | Impreza | WRX Limited |
| 2010-2014 | Subaru | Impreza | WRX Limited |
| 2009-2014 | Subaru | Impreza | WRX Premium |
| 2004-2014 | Subaru | Impreza | WRX STI |
| 2007 | Subaru | Impreza | WRX STI Limited |
| 2011-2014 | Subaru | Impreza | WRX STI Limited |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
| 2006-2007 | Subaru | Impreza | WRX TR |
| 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 components trusted by top Subaru teams
- Manufactured with tight tolerances for drop-in reliability in high-performance builds
- Backed by extensive dyno testing and real-world track validation
Frequently Asked Questions
-
Q: Does this fit 2004-2007 Subaru Impreza WRX STI models?
A: Yes fits EJ255 EJ257 heads with EJ205 EJ207 EJ264 guide specs across 2004-2014 Impreza WRX STI including Limited variants -
Q: What makes Manganese Bronze better for valve guides?
A: Manganese Bronze resists galling and provides better heat transfer than cast iron keeping valves cool under boost -
Q: Is a warranty included and what about installation?
A: GSC offers defect coverage. use proper press tools and measure guide height post-install for best results
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure padded box 5 x 3 x 1 inches
- Weight: 0.2 lbs
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
Valve Guides
Welcome to our Valve Guides collection, where you can find a wide range of high-quality products designed to enhance your automotive performance. Our carefully curated selection includes everything you need to ensure optimal functionality and longevity for your vehicle's engine components. Why Choose Our Valve Guides? Durability: Constructed from premium materials to withstand high temperatures and pressure. Precision Engineering: Designed for a perfect fit, ensuring smooth operation and reduced wear. Performance Boost: Improves engine efficiency and power output, maximizing your vehicle's performance. Wide Selection: Available for various makes and models, tailored to meet your specific needs. Featured Products Explore some of our top-rated valve guides: High-Performance Valve Guides - Ideal for racing and high-performance engines. OEM Replacement Valve Guides - Perfect for restoring your vehicle to factory specifications. Custom Valve Guides - Tailor-made options for sp...
View Valve Guides Products
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