Description
The K&N Engineering Part 21512-1 universal air filter adapter provides a versatile solution for expanding your vehicle’s filtration options. Designed for compatibility with a wide range of filter applications, this adapter features a 6-inch diameter with a 3.5-inch coupler, ensuring a secure fit for various air filters. Crafted from durable materials, it maintains integrity under demanding automotive conditions while supporting optimal airflow. This adapter is backed by the trusted K&N warranty, offering confidence in quality and performance. It is suitable for use in many custom or replacement filter setups, making it an essential component for enthusiasts seeking reliable air filtration enhancements. Please note, this product is not CARB approved and requires acknowledgment of this status prior to installation. Its lightweight design makes installation straightforward, and its compatibility with different filter sizes enables greater flexibility in your vehicle modifications. Ensure your air intake system performs at its best by choosing this high-quality adapter from K&N Engineering, designed to improve airflow and filtration efficiency across a variety of applications.
Features:
- Allows for more filter applications with versatile compatibility
- Constructed from durable materials for reliable performance
- Backed by the trusted K&N warranty for quality assurance
- Designed for easy installation with a secure fit
- Supports improved airflow and filtration in automotive systems



























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