RSD, Pull-Over rain sock. Venturi/Turbine/Clarity/Interchang

- 1-piece pre-filter/ rain sock - Installs by simply pulling rain sock over the air cleaner for instant protection - Not absolutely necessary but helps reduce filter saturation in very heavy rains - Polyester - Micro openings catch debris particles .005" or larger and help keep water out - RSD dyno and flow bench test have shown no reduction in air intake