Home > Shop by Brand > Cosworth > CNC Ported Big Valve Cylinder Heads >   Cosworth CNC Ported Big Valve Cylinder Heads 2008+ Subaru Impreza STi EJ25 (2.5L) w/ Dual AVCS - Pair
(Click on photo to see more views)	Cosworth CNC Ported Big Valve Cylinder Heads 2008+ Subaru WRX/STi EJ25 (2.5L) w/ Dual AVCS - Pair List Price: $4,222.00 Our Price: $4,011.00 You Save $211.00! Availability: Usually Ships in 24 Hours Product Code: 20004544

Description   Back to Cosworth Main Page Cosworth CNC Ported Big Valve Cylinder Heads for the 2008+ Subaru WRX/STi EJ25 (2.5L) w/ Dual AVCS Cosworth CNC Ported Big Valve Cylinder Heads for the 2008+ Subaru WRX/STi EJ25 (2.5L) w/ Dual AVCS are designed for high performance and maximum horsepower and torque. Each Cosworth CNC Ported Big Valve Cylinder Heads is Machine Ported for maximum accuracy and performance, complete with larger (+1mm) valves and dual valve springs for maximum flow. Cosworth Big Valve Cylinder heads are the key to high power and unlocking the performance potential in your Subaru engine. Upgrade your 2008+ Subaru WRX/STi with a Cosworth CNC Ported Big Valve Cylinder Heads and experience the performance and reliability that has made Cosworth renowned in the performance aftermarket as well as racing circuits all over the world.   Features All new OE Castings Enlarged intake and exhaust ports Cosworth Large diameter stainless steel intake valves Cosworth Large diameter inconel exhaust valves Cosworth Ultra High RPM, dual valve springs Cosworth Titanium retainers Hardened steel spring platforms Reshaped combustion chamber on most applications Flow bench proven design Dynamometer tested Machined Cosworth logo Precision multi-angle valve job Pre-assembled, ready to install Machined port bore finish Knife edge port divider

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