K&N Cold Air Intake Kit: High Performance, to Increase Horsepower: Fits 2001-2017 HARLEY DAVIDSON Fat Bob, Dyna Low Rider, Switchback, Softail Slim, Heritage, other select models57-1137

The K&N Cold Air Intake Kit is a high-performance product designed to increase horsepower in various Harley Davidson models. Installation of the kit can be tedious for some, but once installed, it has been proven to work effectively. The back plate spacers may not be required for certain applications. Customer reviews of the product are generally positive. Many customers find the installation process to be relatively easy and the cost of the kit to be reasonable. The improved performance and lack of dripping are also highly appreciated. However, one customer did mention some difficulty in obtaining the necessary small mount screws. It is worth noting that the size and location of the kit may not appeal to everyone's aesthetic and functional preferences. Additionally, there were some reports of missing parts and hardware. However, overall, the K&N Cold Air Intake Kit appears to be a reliable and worthwhile investment for Harley Davidson owners.