Muffler Extension (.40 to.46 Engines) (DUB699)

The muffler extension is designed for .40–.46 size gas engines, providing extra clearance and flexible mounting for exhaust systems on compatible RC models. It is suitable for engines from ASP, Magnum, O.S., and Thunder Tiger, allowing the muffler to be repositioned to fit tighter layouts without sacrificing performance.

Sold as a single unit per package, the extension includes two 3mm x 50mm screws and has mounting holes spaced about 1-7/16 inches apart, enabling straightforward installation on standard muffler patterns used by the supported brands.