Applications: All K-series engines Use this valve cover breather filter to keep warm, oil saturated crankcase vapours from re-entering your engine through the intake pipe.  Allowing crankcase vapour to re-enter the engine hurts performance and leaves a nasty oily residue all over the insid

* Vibrant's Breather Filters feature a premium 4-Ply cotton-gauze filter elements that provide significantly more airflow than a stock filter while providing excellent filtration. * Perfect for Crankcases or Catch Cans that Require Small Filters * Available in Many Sizes and Shapes   ...