GSC 2011-8 32mm Chrome Exhaust Valves Set of 8 for Subaru EJ20/EJ25

Vehicle Fitment

• 2002-2014 Subaru WRX (EJ20/EJ25 turbo engines)
• 2004-2021 Subaru WRX STI (EJ25 turbo engines)
• EJ20/EJ205/EJ207/EJ257 turbo Subaru platforms where 32 mm exhaust valves are specified

Features

• Set of 8 high-quality exhaust valves from GSC Power-Division
• 32 mm standard head size optimized for Subaru EJ20/EJ25 cylinder heads
• Chrome-polished valve stems for smoother motion and reduced friction
• Swirl-polished valve heads for improved exhaust flow
• Back-cut design reduces weight for better high-RPM performance
• Micro-polished stem finish reduces oil retention and drag
• Fully nitrated surface improves sealing and longevity
• Engineered for performance and durability under high heat conditions

Specifications

• Brand: GSC Power-Division
• Part Number: 2011-8
• Valve Type: Exhaust
• Head Diameter: 32 mm (standard)
• Material: Modified 23-8N stainless steel
• Quantity: Set of 8 valves
• Application: Subaru turbocharged EJ20/EJ25 engines
• Finish: Chrome-polished

Included Components

• 1x Set of 8 exhaust valves in 32 mm size
• Note: Valve springs, seals, retainers, and keepers are not included

Product Description

The GSC 2011-8 exhaust valve set from GSC Power-Division includes 8 chrome-polished stainless steel valves engineered for Subaru turbocharged EJ20 and EJ25 engines. Designed with swirl-polished heads and back-cut profiles, these valves promote improved exhaust flow and reduced mass for higher RPM and performance applications. The fully nitrated and micropolished construction enhances durability and sealing under high-heat, high-load conditions typical of performance builds.

Ideal for engine rebuilds, performance upgrades, or head refresh projects on Subaru WRX and WRX STI models using turbo EJ series engines, this valve set offers a direct fit where 32 mm exhaust valves are specified. Enthusiasts and builders appreciate the blend of durability and performance enhancement provided by GSC's precision manufacturing. Proper installation with matching valve seals, springs, and retainers is recommended for optimal performance and longevity.