Mufflers

RLV 4104 "Stock" muffler (B91XL 1-5/16") This is the spec muffler for "stock" 4cycle classes and BP clone class in WKA, FKA, AKRA etc.

Sold by the foot. Use Quantity to show how many feet you want to order. Protects From Extreme Heat Thermal And Abrasion Resistance Silicone Coated Fiberglass Fire Sleeving Continuous Protection To...

Muffler;  Open MOD. Not AKRA/NKA/WKA stock class legal1-5/16" I.D.  Larger chamber holes allows more exhaust flow than the DJ-1139