4-Stroke Exhaust Spark Arrestor Screen for Fat Boy 4 with Turndown PreviousFat Boy 4QP-2 Quiet Tip Spark Arrestor Screen for Fat Boy 4 with Turndown Spark Arrestor Screen for Fat Boy 4 with Turndown $17.95 This spark arrestor must be used with a Fat Boy 4 Turndown CALL FOR DETAILS/AVAILABILITY Add To Cart Facebook0 Twitter Tumblr You Might Also Like Fat Boy 4 Replacement O-Rings $2.95 Fat Boy 4 Replacement Screws from $0.36 Fat Boy 4 Replacement Packing from $34.95 Fat Boy 4 Replacement End Caps $69.50 Fat Boy 4 Rebuild Kit "B" from $54.95