OS Engine - Brisson Style muffler - 40 Size Pitts Style

OS Engine - 40 Muffler

Tower Hobbies Parts - Tower Hobbies Muffler For 40 Size Motor - Fits OS 40 FP

Lot Of 3 Mufflers For OS 40-46 AX or Similar - mounting Holes 38mm Apart

OS Nitro Airplane Engine Muffler Small Size 7"

OS Engine -OS Max 40 SR, RC Motor with Muffler-Japan-Untested

J'tec by John Tatone - Engine Muffler Super Tigre 61 75 90 Size - New - JT-ST00P

SUPER TIGRE Engine - Super Tigre S 45 - Italy made. For Parts