MCS Aircleaner breather style oval black or chrome Fits: > 90-17 Bigtwin 88-21 XL Sportster

Aircleaner breather style oval black or chrome Fits: > 90-17 Bigtwin, 88-21 XL Sportster

    
mounting bracket sold separately
Die-cast aluminum; Includes foam filter element; See 517257 for replacement or upgrade filter element; Note: Fits mentioned models when correct air cleaner support bracket and head vent breather kit is used

Fits: > 90-17 Bigtwin, 88-21 XL Sportster (exclude. e-throttle models)

Part number
509317 / 509318: Fits:> 88-21 XL; 90-17 Bigtwin