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The Uni Filter NU-4131ST Foam Air Filter is engineered specifically for dirt bike enthusiasts seeking superior engine protection and performance. With over 50 years of industry-leading innovation, Uni Filter's unique two-stage foam design ensures maximum airflow while trapping dirt and debris effectively, resulting in increased horsepower and torque. This filter is tailored to fit a variety of powersports applications, providing reliable performance in demanding off-road conditions. Constructed from high-quality materials, it offers durability and ease of maintenance, making it a valuable addition to your dirt bike setup.
Designed for optimal airflow, the Uni Filter NU-4131ST enhances engine efficiency by allowing more air into the combustion chamber without sacrificing filtration quality. Its foam construction is washable and reusable, offering long-term cost savings and consistent performance. The filter's precise fit ensures minimal air leakage and maximum protection against contaminants, prolonging engine life and maintaining peak performance during intense riding sessions. Although not CARB approved, this air filter complies with necessary carburetor acknowledgment requirements and is suitable for off-road use.
Upgrade your dirt bike with the Uni Filter NU-4131ST Foam Air Filter to experience improved horsepower, increased torque, and dependable engine protection. Its rugged design and effective filtration make it an essential component for riders committed to high performance and durability in challenging terrain.
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