NZKW Australia Billet Inline PCV Valve – Barb to Barb (Universal) The NZKW Australia Billet Inline PCV Valve is a high-quality performance upgrade designed to regulate crankcase ventilation and prevent unwanted boost or backflow in PCV (Positive Crankcase Ventilation) systems. Manufactured from precision-machined billet aluminium, this inline valve provides reliable one-way airflow control for improved engine efficiency and cleaner intake systems. Ideal for performance street builds, turbocharged applications, and custom breather setups, this barb-to-barb PCV valve ensures stable crankcase pressure control while maintaining durability under high-temperature and high-boost conditions. What's Included 1 x NZKW Australia Billet Inline PCV Valve (Barb to Barb) Specifications Material: CNC Billet AluminiumType: Inline PCV Valve (One-Way Flow)Connection: Barb to BarbSeal Type: Hose Clamp Required (Not Included) Available Hose Sizes: 1/4" 5/16" 3/8" 1/2" 5/8" Key Features CNC billet aluminium construction for maximum durability Inline one-way PCV valve design Helps control crankcase pressure and airflow direction Reduces oil contamination in intake systems Improves engine efficiency and reliability Suitable for turbocharged and naturally aspirated engines Compact barb-to-barb design for easy installation Compatible with standard automotive hose sizes Requires hose clamps for secure fitment Ideal for custom breather and PCV setups Compatible With / Applications PCV (Positive Crankcase Ventilation) systems Turbocharged engines Supercharged engines Naturally aspirated performance builds Catch can systems Crankcase breather systems Intake and vacuum line control Drift, drag, circuit, rally, and street vehicles Custom engine bay plumbing and fabrication Built for Performance & Reliability The NZKW Australia Billet Inline PCV Valve is engineered to provide precise crankcase pressure control while preventing unwanted backflow into intake systems. Its billet aluminium construction ensures long-term durability and resistance to heat, oil vapours, and boost pressure, making it an essential component for high-performance and motorsport applications. Why Choose NZKW Australia? 🇦🇺 Australian owned and operated🏁 Years of proven motorsport development and real-world track testing✅ Trusted by performance workshops, race teams, and enthusiastsPrecision-engineered, premium-quality components built for reliability🚚 Fast Australia-wide shippingDesigned for street, drift, drag, circuit, rally, and off-road applicationsBacked by expert product knowledge and local support