Yoshimura Spark Arrestor Kit for RS-4S Muffler - 1.5" (SA-13-K-1)

Updated Version of SA-13-K, weldnut inside of insert makes installation/removal easier

Replacement USFS Approved Spark Arrester for RS-4 Mufflers with "Turn-out" end-cap.

Available as optional Spark Arrester on applications not originally equipped with a Spark Arrester

Please see our Insert Chart to confirm fitment for your application

Kit Includes:

• Spark Arrester Insert
• End-cap collar
• Set screw