Description
The , part number 18006-AK016, is designed for precise and reliable connection of air intake and exhaust systems in automotive applications. Crafted by HKS, a reputable brand in performance automotive parts, this reducer ensures a secure fit between components of different diameters, facilitating optimal airflow management. Constructed with quality materials, it withstands the rigors of high-performance environments, making it suitable for enthusiasts and professionals alike. The reducer’s compact design simplifies installation and enhances engine efficiency by reducing turbulence and pressure loss at connection points. Whether upgrading your vehicle’s intake or exhaust system, this reducer fitting offers durability and performance that meet demanding automotive standards. It is not a CARB-approved component but is ideal for various regional regulations and custom setups. This part is a clearance item, ensuring that it remains a versatile choice for various vehicle modifications or repairs. The is an essential accessory for achieving a seamless transition between different diameter pipes, promoting better flow and overall engine performance. Trust in HKS’s engineering and quality to help you optimize your vehicle’s airflow system effectively and reliably.
Features:
- Universal compatibility for air intake and exhaust systems
- Precisely reduces pipe diameter from 6mm to 4mm
- Constructed from durable materials for high-performance use
- Easy to install with a secure fit
- Designed for automotive applications requiring reliable airflow connection

















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