Performance Air Filter

The DNA Filters P-K4S18-01 is a premium replacement air filter engineered to enhance the performance of select Kawasaki motorcycles. Constructed with four layers of DNA Cotton, the P-K4S18-01 achieves an exceptional filtering efficiency of 98% to 99%, ensuring that your engine receives clean air while allowing for maximum airflow. This results in a notable increase in horsepower and acceleration, with the filter providing 31.15% more airflow than the stock Kawasaki paper filter. Specifically, it achieves an airflow of 160.00 CFM compared to the OEM filter's 122.00 CFM, measured at 1.5" H2O corrected @ 25 degrees Celsius. The product comes with a Lifetime Warranty, underscoring the brand's commitment to quality, construction, and materials. The P-K4S18-01 is compatible with the Kawasaki Ninja 400 (2018+), Ninja 400 ABS (2018+), Ninja ZX-4RR (2023+), Ninja 500 (2024+), and Z500 (2024+).