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| SKU | MAN11137-8 |
| MPN | 11137-8 |
| GTIN | 807298030845 |
| Certifications | None |
| Material | Stainless Steel |
| Color/Finish | Polished |
Upgrade your Subaru WRX (2000-2003 EJ20) or 2004 STi with Manley's Extreme Duty Valves. Crafted for high performance and durability, these 32mm stainless steel valves are engineered to withstand the rigors of extreme engine conditions. Perfect for enthusiasts seeking reliable and robust engine components that enhance power and longevity.
Manufactured with top-grade materials, these valves offer superior strength and resistance to wear compared to standard parts. Their precise construction ensures a perfect fit, helping to maintain optimal engine performance and efficiency. Ideal for tuning projects where quality and endurance are paramount.
Fuel your passion for motorsport and car building with Manley Performance's trusted components. Whether for a street-driven build or full race setup, these Extreme Duty Valves provide the toughness you need for demanding engine environments. Trust Tuningsupply for authentic parts delivered quickly across Europe with no hidden costs.
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















