4 Stage Vented Catch Can - Machine Cut. Fits External Breather Systems. - Custom DK Products Instruments & Gauges 8 Ohms for 1985-99 Evolution

8 Ohms for 1985-99 Evolution engines with electronic Ign

* Fits Dyna with Twin Cam Engine

* Soft stem design

* Factory lubricated for smooth

* Includes all Gaskets

4 Stage Vented Catch Can - Machine Cut. Fits External Breather Systems. - Custom DK Products Instruments & Gauges 8 Ohms for 1985-99 EvolutionFeatures & Benefits: * CNC Machined Aluminum * Vented Cap * 4 Stage Internal Filtration System * 1x Extra O Ring * 1 1 2 Diameter x 2 5 8 Tall * Hose barb for 3 8 ID hose (same as hose barbs on EBS) Proudly Made in the USA! Tech Tips: * Requires the purchase use of an external breather system, Suggested purchase # BAI 14 0165 (Breather Kit), # BC 53 1986 (3 8 ID Hose) & # NMZ NHC B206 (Hose Clamps) Note: If your air cleaner has an alloy backing plate