Enhance your Subaru WRX or WRX STI’s engine performance with the Manley Performance Race Flo Stainless Steel Intake Valves. Designed for 2002-2005 WRX and 2004-2014 Subaru WRX STI models, these +1mm oversized intake valves improve airflow, boosting power and efficiency during engine rebuilds or upgrades. Crafted for serious enthusiasts, they ensure your engine breathes better under high-performance conditions.

These intake valves are made from durable NK-842 stainless steel with chrome stems and hard tips, featuring Manley’s Pro Flo underhead design for optimized combustion. The exhaust valves complement this setup with XH-426 stainless steel construction. Both intake and exhaust valves have a swirl polished finish and a 37mm head diameter, enhancing strength and reliability for big turbo builds and forged internals.

Ideal for Subaru enthusiasts focused on high-performance motors, these valves deliver consistent flow and durability. Trust Subimods for quality Subaru parts and upgrade your engine’s potential today with fast shipping and expert support.