HPS Performance 4" Air Filter, 7.75" Length, 6" Base, 4.5" Top HPS-4300 Performance Seats 5 is the standard metric

5 is the standard metric thread for most modern vehicles

and improve your stopping power

Do not use glass cleaner containing ammonia (like Windex) as this can harm both the anti-scratch coating on the outside of the visor and the anti-fog coating on the inside

This full conversion kit includes:

HPS Performance 4" Air Filter, 7.75" Length, 6" Base, 4.5" Top HPS-4300 Performance Seats 5 is the standard metricHPS Performance Air Filter with 4" inside diameter and 6" element length (Part # HPS 4300) is constructed from two layers woven cotton and dressed with synthetic oil, then finally encased in a steel mesh. The result is a filtration system that allows for plenty of fresh air to maximize performance and trap dirt and debris from damaging your cars engine. Proudly made in the USA, all HPS Performance Air filters are designed with performance in mind and